168149269802 has 8 divisors (see below), whose sum is σ = 252226084800. Its totient is φ = 84073908204.

The previous prime is 168149269763. The next prime is 168149269831. The reversal of 168149269802 is 208962941861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2402 + ... + 579917.

It is an arithmetic number, because the mean of its divisors is an integer number (31528260600).

Almost surely, 2^168149269802 is an apocalyptic number.

168149269802 is a deficient number, since it is larger than the sum of its proper divisors (84076814998).

168149269802 is a wasteful number, since it uses less digits than its factorization.

168149269802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726700.

The product of its (nonzero) digits is 2985984, while the sum is 56.

The spelling of 168149269802 in words is "one hundred sixty-eight billion, one hundred forty-nine million, two hundred sixty-nine thousand, eight hundred two".