56376551 has 16 divisors (see below), whose sum is σ = 72714240. Its totient is φ = 42413280.

The previous prime is 56376527. The next prime is 56376583. The reversal of 56376551 is 15567365.

It is not a de Polignac number, because 56376551 - 2⁶ = 56376487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56376851) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10391 + ... + 14856.

It is an arithmetic number, because the mean of its divisors is an integer number (4544640).

Almost surely, 2^56376551 is an apocalyptic number.

56376551 is a deficient number, since it is larger than the sum of its proper divisors (16337689).

56376551 is a wasteful number, since it uses less digits than its factorization.

56376551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25294.

The product of its digits is 94500, while the sum is 38.

The square root of 56376551 is about 7508.4319934325. The cubic root of 56376551 is about 383.4418409062.

The spelling of 56376551 in words is "fifty-six million, three hundred seventy-six thousand, five hundred fifty-one".