151056656 has 20 divisors (see below), whose sum is σ = 293250204. Its totient is φ = 75379200.

The previous prime is 151056649. The next prime is 151056667. The reversal of 151056656 is 656650151.

It can be written as a sum of positive squares in 2 ways, for example, as 47831056 + 103225600 = 6916^2 + 10160^2 .

It is a super-2 number, since 2×151056656² = 45636226643804672, 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, 725 + ... + 17396.

Almost surely, 2^151056656 is an apocalyptic number.

151056656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

151056656 is a deficient number, since it is larger than the sum of its proper divisors (142193548).

151056656 is a wasteful number, since it uses less digits than its factorization.

151056656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18650 (or 18644 counting only the distinct ones).

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

The square root of 151056656 is about 12290.5108111909. The cubic root of 151056656 is about 532.5739936999.

The spelling of 151056656 in words is "one hundred fifty-one million, fifty-six thousand, six hundred fifty-six".