56610862823 has 2 divisors, whose sum is σ = 56610862824. Its totient is φ = 56610862822.

The previous prime is 56610862771. The next prime is 56610862837. The reversal of 56610862823 is 32826801665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56610862823 - 2¹² = 56610858727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56610862123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28305431411 + 28305431412.

It is an arithmetic number, because the mean of its divisors is an integer number (28305431412).

Almost surely, 2^56610862823 is an apocalyptic number.

56610862823 is a deficient number, since it is larger than the sum of its proper divisors (1).

56610862823 is an equidigital number, since it uses as much as digits as its factorization.

56610862823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 56610862823 in words is "fifty-six billion, six hundred ten million, eight hundred sixty-two thousand, eight hundred twenty-three".