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42998126472 = 233271941109517
BaseRepresentation
bin101000000010111000…
…110101011110001000
311002222121120010211200
4220002320311132020
51201030010021342
631430355024200
73051351021210
oct500270653610
9132877503750
1042998126472
1117265359914
1283bbb9b060
13409325c0b2
14211c847240
1511b9d0a94c
hexa02e35788

42998126472 has 192 divisors, whose sum is σ = 143512387200. Its totient is φ = 11354618880.

The previous prime is 42998126461. The next prime is 42998126489. The reversal of 42998126472 is 27462189924.

It is a happy number.

42998126472 is a `hidden beast` number, since 4 + 2 + 99 + 81 + 2 + 6 + 472 = 666.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 337858 + ... + 447374.

It is an arithmetic number, because the mean of its divisors is an integer number (747460350).

Almost surely, 242998126472 is an apocalyptic number.

42998126472 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42998126472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71756193600).

42998126472 is an abundant number, since it is smaller than the sum of its proper divisors (100514260728).

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

42998126472 is a wasteful number, since it uses less digits than its factorization.

42998126472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109596 (or 109589 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The spelling of 42998126472 in words is "forty-two billion, nine hundred ninety-eight million, one hundred twenty-six thousand, four hundred seventy-two".