56701616 has 20 divisors (see below), whose sum is σ = 111185592. Its totient is φ = 28008576.

The previous prime is 56701609. The next prime is 56701621. The reversal of 56701616 is 61610765.

It is a super-2 number, since 2×56701616² = 6430146514022912, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20021 + ... + 22676.

Almost surely, 2^56701616 is an apocalyptic number.

It is an amenable number.

56701616 is a deficient number, since it is larger than the sum of its proper divisors (54483976).

56701616 is a wasteful number, since it uses less digits than its factorization.

56701616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42788 (or 42782 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 56701616 is about 7530.0475430106. The cubic root of 56701616 is about 384.1773992251.

The spelling of 56701616 in words is "fifty-six million, seven hundred one thousand, six hundred sixteen".