155455952 has 20 divisors (see below), whose sum is σ = 301424160. Its totient is φ = 77669088.

The previous prime is 155455933. The next prime is 155455957. The reversal of 155455952 is 259554551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155455957) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24749 + ... + 30387.

It is an arithmetic number, because the mean of its divisors is an integer number (15071208).

Almost surely, 2^155455952 is an apocalyptic number.

It is an amenable number.

155455952 is a deficient number, since it is larger than the sum of its proper divisors (145968208).

155455952 is a wasteful number, since it uses less digits than its factorization.

155455952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7370 (or 7364 counting only the distinct ones).

The product of its digits is 225000, while the sum is 41.

The square root of 155455952 is about 12468.1976243561. The cubic root of 155455952 is about 537.6947361449.

The spelling of 155455952 in words is "one hundred fifty-five million, four hundred fifty-five thousand, nine hundred fifty-two".