168577048402 has 16 divisors (see below), whose sum is σ = 288997960320. Its totient is φ = 72245122848.

The previous prime is 168577048397. The next prime is 168577048403. The reversal of 168577048402 is 204840775861.

It is a self number, because there is not a number n which added to its sum of digits gives 168577048402.

It is not an unprimeable number, because it can be changed into a prime (168577048403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351763 + ... + 678889.

It is an arithmetic number, because the mean of its divisors is an integer number (18062372520).

Almost surely, 2^168577048402 is an apocalyptic number.

168577048402 is a deficient number, since it is larger than the sum of its proper divisors (120420911918).

168577048402 is a wasteful number, since it uses less digits than its factorization.

168577048402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363945.

The product of its (nonzero) digits is 3010560, while the sum is 52.

The spelling of 168577048402 in words is "one hundred sixty-eight billion, five hundred seventy-seven million, forty-eight thousand, four hundred two".