154204574156 has 12 divisors (see below), whose sum is σ = 269877051192. Its totient is φ = 77096845248.

The previous prime is 154204574149. The next prime is 154204574177. The reversal of 154204574156 is 651475402451.

It is a super-2 number, since 2×154204574156² (a number of 23 digits) contains 22 as substring.

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, 1296365 + ... + 1410308.

It is an arithmetic number, because the mean of its divisors is an integer number (22489754266).

Almost surely, 2^154204574156 is an apocalyptic number.

It is an amenable number.

154204574156 is a deficient number, since it is larger than the sum of its proper divisors (115672477036).

154204574156 is a wasteful number, since it uses less digits than its factorization.

154204574156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2720920 (or 2720918 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 44.

The spelling of 154204574156 in words is "one hundred fifty-four billion, two hundred four million, five hundred seventy-four thousand, one hundred fifty-six".