154173401968 has 20 divisors (see below), whose sum is σ = 298717429968. Its totient is φ = 77085032960.

The previous prime is 154173401939. The next prime is 154173401971. The reversal of 154173401968 is 869104371451.

It is a congruent number.

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, 1036608 + ... + 1175968.

Almost surely, 2^154173401968 is an apocalyptic number.

It is an amenable number.

154173401968 is a deficient number, since it is larger than the sum of its proper divisors (144544028000).

154173401968 is a wasteful number, since it uses less digits than its factorization.

154173401968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208512 (or 208506 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 154173401968 in words is "one hundred fifty-four billion, one hundred seventy-three million, four hundred one thousand, nine hundred sixty-eight".