155551150 has 12 divisors (see below), whose sum is σ = 289325232. Its totient is φ = 62220440.

The previous prime is 155551141. The next prime is 155551177. The reversal of 155551150 is 51155551.

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 5 ways as a sum of consecutive naturals, for example, 1555462 + ... + 1555561.

It is an arithmetic number, because the mean of its divisors is an integer number (24110436).

Almost surely, 2^155551150 is an apocalyptic number.

155551150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155551150 is a deficient number, since it is larger than the sum of its proper divisors (133774082).

155551150 is a wasteful number, since it uses less digits than its factorization.

155551150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3111035 (or 3111030 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 28.

The square root of 155551150 is about 12472.0146728586. The cubic root of 155551150 is about 537.8044714487.

The spelling of 155551150 in words is "one hundred fifty-five million, five hundred fifty-one thousand, one hundred fifty".