128417897102832 has 100 divisors (see below), whose sum is σ = 371689928089920. Its totient is φ = 42804666957312.

The previous prime is 128417897102827. The next prime is 128417897102977. The reversal of 128417897102832 is 238201798714821.

128417897102832 is a `hidden beast` number, since 1 + 2 + 8 + 417 + 89 + 7 + 102 + 8 + 32 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 128417897102832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 41707873 + ... + 44680895.

Almost surely, 2^{128417897102832} is an apocalyptic number.

128417897102832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

128417897102832 is an abundant number, since it is smaller than the sum of its proper divisors (243272030987088).

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

128417897102832 is a wasteful number, since it uses less digits than its factorization.

128417897102832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006372 (or 3006357 counting only the distinct ones).

The product of its (nonzero) digits is 21676032, while the sum is 63.

The spelling of 128417897102832 in words is "one hundred twenty-eight trillion, four hundred seventeen billion, eight hundred ninety-seven million, one hundred two thousand, eight hundred thirty-two".