56656027 has 2 divisors, whose sum is σ = 56656028. Its totient is φ = 56656026.

The previous prime is 56656021. The next prime is 56656031. The reversal of 56656027 is 72065665.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56656027 is a prime.

It is not a weakly prime, because it can be changed into another prime (56656021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28328013 + 28328014.

It is an arithmetic number, because the mean of its divisors is an integer number (28328014).

Almost surely, 2^56656027 is an apocalyptic number.

56656027 is a deficient number, since it is larger than the sum of its proper divisors (1).

56656027 is an equidigital number, since it uses as much as digits as its factorization.

56656027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 37.

The square root of 56656027 is about 7527.0197953772. The cubic root of 56656027 is about 384.0744100413.

The spelling of 56656027 in words is "fifty-six million, six hundred fifty-six thousand, twenty-seven".