168900734902 has 16 divisors (see below), whose sum is σ = 253668229632. Its totient is φ = 84344716800.

The previous prime is 168900734867. The next prime is 168900734909. The reversal of 168900734902 is 209437009861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168900734909) 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, 6702358 + ... + 6727510.

It is an arithmetic number, because the mean of its divisors is an integer number (15854264352).

Almost surely, 2^168900734902 is an apocalyptic number.

168900734902 is a deficient number, since it is larger than the sum of its proper divisors (84767494730).

168900734902 is a wasteful number, since it uses less digits than its factorization.

168900734902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29223.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 168900734902 in words is "one hundred sixty-eight billion, nine hundred million, seven hundred thirty-four thousand, nine hundred two".