56755611 has 12 divisors (see below), whose sum is σ = 89433240. Its totient is φ = 34397280.

The previous prime is 56755609. The next prime is 56755613. The reversal of 56755611 is 11655765.

It is an interprime number because it is at equal distance from previous prime (56755609) and next prime (56755613).

It is not a de Polignac number, because 56755611 - 2¹ = 56755609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56755613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 286546 + ... + 286743.

It is an arithmetic number, because the mean of its divisors is an integer number (7452770).

Almost surely, 2^56755611 is an apocalyptic number.

56755611 is a deficient number, since it is larger than the sum of its proper divisors (32677629).

56755611 is a wasteful number, since it uses less digits than its factorization.

56755611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573306 (or 573303 counting only the distinct ones).

The product of its digits is 31500, while the sum is 36.

The square root of 56755611 is about 7533.6319926049. The cubic root of 56755611 is about 384.2993068480.

The spelling of 56755611 in words is "fifty-six million, seven hundred fifty-five thousand, six hundred eleven".