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9470012043690 = 232511191493378901
BaseRepresentation
bin1000100111001110100010…
…1101000011000110101010
31020112022202102101112001100
42021303220231003012222
52220124041040344230
632050244035502230
71665120504136602
oct211635055030652
936468672345040
109470012043690
113021233a09160
12108b427a57976
135390312a1503
1424a4cb317c02
1511650b7b4660
hex89ce8b431aa

9470012043690 has 192 divisors, whose sum is σ = 28463870448000. Its totient is φ = 2160333504000.

The previous prime is 9470012043647. The next prime is 9470012043773. The reversal of 9470012043690 is 963402100749.

It is a happy number.

9470012043690 is a `hidden beast` number, since 9 + 4 + 7 + 0 + 0 + 120 + 436 + 90 = 666.

It is a super-2 number, since 2×94700120436902 (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1113240 + ... + 4492140.

It is an arithmetic number, because the mean of its divisors is an integer number (148249325250).

Almost surely, 29470012043690 is an apocalyptic number.

9470012043690 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 9470012043690, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14231935224000).

9470012043690 is an abundant number, since it is smaller than the sum of its proper divisors (18993858404310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9470012043690 is a wasteful number, since it uses less digits than its factorization.

9470012043690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3379093 (or 3379090 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 9470012043690 in words is "nine trillion, four hundred seventy billion, twelve million, forty-three thousand, six hundred ninety".