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489216000000 = 2143567213
BaseRepresentation
bin1110001111001111000…
…10111100000000000000
31201202202022012202022010
413013213202330000000
531003403244000000
61012424232412520
750226141250200
oct7074742740000
91652668182263
10489216000000
11179525750702
127a991547140
1337195bc02a0
141996ccdc400
15cad400dd50
hex71e78bc000

489216000000 has 1260 divisors, whose sum is σ = 2042791508184. Its totient is φ = 103219200000.

The previous prime is 489215999933. The next prime is 489216000011. The reversal of 489216000000 is 612984.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 37631999994 + ... + 37632000006.

Almost surely, 2489216000000 is an apocalyptic number.

489216000000 is a gapful number since it is divisible by the number (40) 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 489216000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1021395754092).

489216000000 is an abundant number, since it is smaller than the sum of its proper divisors (1553575508184).

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

489216000000 is an frugal number, since it uses more digits than its factorization.

489216000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

Adding to 489216000000 its reverse (612984), we get a palindrome (489216612984).

The spelling of 489216000000 in words is "four hundred eighty-nine billion, two hundred sixteen million", and thus it is an aban number.