56377651 has 6 divisors (see below), whose sum is σ = 61968956. Its totient is φ = 51252300.

The previous prime is 56377631. The next prime is 56377663. The reversal of 56377651 is 15677365.

It is a happy number.

It is not a de Polignac number, because 56377651 - 2⁷ = 56377523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56377631) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 232845 + ... + 233086.

Almost surely, 2^56377651 is an apocalyptic number.

56377651 is a deficient number, since it is larger than the sum of its proper divisors (5591305).

56377651 is a wasteful number, since it uses less digits than its factorization.

56377651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465953 (or 465942 counting only the distinct ones).

The product of its digits is 132300, while the sum is 40.

The square root of 56377651 is about 7508.5052440549. The cubic root of 56377651 is about 383.4443347520. Note that the first 3 decimals are identical.

The spelling of 56377651 in words is "fifty-six million, three hundred seventy-seven thousand, six hundred fifty-one".