155877952 has 28 divisors (see below), whose sum is σ = 310255920. Its totient is φ = 77703296.

The previous prime is 155877937. The next prime is 155877961. The reversal of 155877952 is 259778551.

It is a junction number, because it is equal to n+sod(n) for n = 155877896 and 155877905.

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, 18699 + ... + 25717.

Almost surely, 2^155877952 is an apocalyptic number.

It is an amenable number.

155877952 is a deficient number, since it is larger than the sum of its proper divisors (154377968).

155877952 is an equidigital number, since it uses as much as digits as its factorization.

155877952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7378 (or 7368 counting only the distinct ones).

The product of its digits is 882000, while the sum is 49.

The square root of 155877952 is about 12485.1092105756. The cubic root of 155877952 is about 538.1808377586.

The spelling of 155877952 in words is "one hundred fifty-five million, eight hundred seventy-seven thousand, nine hundred fifty-two".