155655156 has 12 divisors (see below), whose sum is σ = 363195392. Its totient is φ = 51885048.

The previous prime is 155655131. The next prime is 155655167. The reversal of 155655156 is 651556551.

155655156 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

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, 6485620 + ... + 6485643.

Almost surely, 2^155655156 is an apocalyptic number.

It is an amenable number.

155655156 is an abundant number, since it is smaller than the sum of its proper divisors (207540236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155655156 is a wasteful number, since it uses less digits than its factorization.

155655156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12971270 (or 12971268 counting only the distinct ones).

The product of its digits is 112500, while the sum is 39.

The square root of 155655156 is about 12476.1835510704. The cubic root of 155655156 is about 537.9243086210.

The spelling of 155655156 in words is "one hundred fifty-five million, six hundred fifty-five thousand, one hundred fifty-six".