151665056 has 24 divisors (see below), whose sum is σ = 299920320. Its totient is φ = 75494848.

The previous prime is 151665001. The next prime is 151665067. The reversal of 151665056 is 650566151.

It is a super-2 number, since 2×151665056² = 46004578422966272, which contains 22 as substring.

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, 3176 + ... + 17703.

It is an arithmetic number, because the mean of its divisors is an integer number (12496680).

Almost surely, 2^151665056 is an apocalyptic number.

151665056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

151665056 is a deficient number, since it is larger than the sum of its proper divisors (148255264).

151665056 is a wasteful number, since it uses less digits than its factorization.

151665056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21116 (or 21108 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 35.

The square root of 151665056 is about 12315.2367415328. The cubic root of 151665056 is about 533.2880392090.

The spelling of 151665056 in words is "one hundred fifty-one million, six hundred sixty-five thousand, fifty-six".