56210663 has 2 divisors, whose sum is σ = 56210664. Its totient is φ = 56210662.

The previous prime is 56210639. The next prime is 56210677. The reversal of 56210663 is 36601265.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56210663 - 2¹⁰ = 56209639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56210563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28105331 + 28105332.

It is an arithmetic number, because the mean of its divisors is an integer number (28105332).

Almost surely, 2^56210663 is an apocalyptic number.

56210663 is a deficient number, since it is larger than the sum of its proper divisors (1).

56210663 is an equidigital number, since it uses as much as digits as its factorization.

56210663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 56210663 is about 7497.3770746842. The cubic root of 56210663 is about 383.0653788819.

The spelling of 56210663 in words is "fifty-six million, two hundred ten thousand, six hundred sixty-three".