797839165602 has 40 divisors (see below), whose sum is σ = 1865479023936. Its totient is φ = 254383500888.

The previous prime is 797839165601. The next prime is 797839165609. The reversal of 797839165602 is 206561938797.

797839165602 is a `hidden beast` number, since 7 + 9 + 7 + 8 + 3 + 9 + 16 + 5 + 602 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 797839165602.

It is not an unprimeable number, because it can be changed into a prime (797839165601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 107060038 + ... + 107067489.

Almost surely, 2^797839165602 is an apocalyptic number.

797839165602 is an abundant number, since it is smaller than the sum of its proper divisors (1067639858334).

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

797839165602 is a wasteful number, since it uses less digits than its factorization.

797839165602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214127564 (or 214127555 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The spelling of 797839165602 in words is "seven hundred ninety-seven billion, eight hundred thirty-nine million, one hundred sixty-five thousand, six hundred two".