149554576856 has 16 divisors (see below), whose sum is σ = 283565561400. Its totient is φ = 73937093824.

The previous prime is 149554576789. The next prime is 149554576979. The reversal of 149554576856 is 658675455941.

149554576856 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 149554576792 and 149554576801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105023570 + ... + 105024993.

Almost surely, 2^149554576856 is an apocalyptic number.

It is an amenable number.

149554576856 is a deficient number, since it is larger than the sum of its proper divisors (134010984544).

149554576856 is a wasteful number, since it uses less digits than its factorization.

149554576856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210048658 (or 210048654 counting only the distinct ones).

The product of its digits is 181440000, while the sum is 65.

The spelling of 149554576856 in words is "one hundred forty-nine billion, five hundred fifty-four million, five hundred seventy-six thousand, eight hundred fifty-six".