151566656 has 14 divisors (see below), whose sum is σ = 300765210. Its totient is φ = 75783296.

The previous prime is 151566599. The next prime is 151566661. The reversal of 151566656 is 656665151.

It can be written as a sum of positive squares in only one way, i.e., 144384256 + 7182400 = 12016^2 + 2680^2 .

It is a super-2 number, since 2×151566656² = 45944902422044672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1184051 + ... + 1184178.

Almost surely, 2^151566656 is an apocalyptic number.

151566656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

151566656 is a deficient number, since it is larger than the sum of its proper divisors (149198554).

151566656 is an equidigital number, since it uses as much as digits as its factorization.

151566656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368241 (or 2368231 counting only the distinct ones).

The product of its digits is 162000, while the sum is 41.

The square root of 151566656 is about 12311.2410422345. The cubic root of 151566656 is about 533.1726821689.

It can be divided in two parts, 15156 and 6656, that added together give a palindrome (21812).

The spelling of 151566656 in words is "one hundred fifty-one million, five hundred sixty-six thousand, six hundred fifty-six".