168008402 has 8 divisors (see below), whose sum is σ = 252222336. Its totient is φ = 83934292.

The previous prime is 168008383. The next prime is 168008413. The reversal of 168008402 is 204800861.

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, 31898 + ... + 36789.

It is an arithmetic number, because the mean of its divisors is an integer number (31527792).

Almost surely, 2^168008402 is an apocalyptic number.

168008402 is a deficient number, since it is larger than the sum of its proper divisors (84213934).

168008402 is a wasteful number, since it uses less digits than its factorization.

168008402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69912.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 168008402 is about 12961.8055069500. The cubic root of 168008402 is about 551.7940337264.

The spelling of 168008402 in words is "one hundred sixty-eight million, eight thousand, four hundred two".