56755077 has 16 divisors (see below), whose sum is σ = 78154752. Its totient is φ = 36607680.

The previous prime is 56755073. The next prime is 56755081. The reversal of 56755077 is 77055765.

It is an interprime number because it is at equal distance from previous prime (56755073) and next prime (56755081).

It is not a de Polignac number, because 56755077 - 2² = 56755073 is a prime.

It is a super-2 number, since 2×56755077² = 6442277530551858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56755073) 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, 19863 + ... + 22539.

It is an arithmetic number, because the mean of its divisors is an integer number (4884672).

Almost surely, 2^56755077 is an apocalyptic number.

It is an amenable number.

56755077 is a deficient number, since it is larger than the sum of its proper divisors (21399675).

56755077 is a wasteful number, since it uses less digits than its factorization.

56755077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908.

The product of its (nonzero) digits is 257250, while the sum is 42.

The square root of 56755077 is about 7533.5965514487. The cubic root of 56755077 is about 384.2981015841.

The spelling of 56755077 in words is "fifty-six million, seven hundred fifty-five thousand, seventy-seven".