155045976 has 16 divisors (see below), whose sum is σ = 387615000. Its totient is φ = 51681984.

The previous prime is 155045959. The next prime is 155045987. The reversal of 155045976 is 679540551.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3230101 + ... + 3230148.

Almost surely, 2^155045976 is an apocalyptic number.

It is an amenable number.

155045976 is an abundant number, since it is smaller than the sum of its proper divisors (232569024).

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

155045976 is a wasteful number, since it uses less digits than its factorization.

155045976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6460258 (or 6460254 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 42.

The square root of 155045976 is about 12451.7459016798. The cubic root of 155045976 is about 537.2216417722.

The spelling of 155045976 in words is "one hundred fifty-five million, forty-five thousand, nine hundred seventy-six".