56456023040419 has 2 divisors, whose sum is σ = 56456023040420. Its totient is φ = 56456023040418.

The previous prime is 56456023040369. The next prime is 56456023040441. The reversal of 56456023040419 is 91404032065465.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56456023040419 is a prime.

It is a super-2 number, since 2×56456023040419² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (56456023080419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28228011520209 + 28228011520210.

It is an arithmetic number, because the mean of its divisors is an integer number (28228011520210).

Almost surely, 2^{56456023040419} is an apocalyptic number.

56456023040419 is a deficient number, since it is larger than the sum of its proper divisors (1).

56456023040419 is an equidigital number, since it uses as much as digits as its factorization.

56456023040419 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 56456023040419 in words is "fifty-six trillion, four hundred fifty-six billion, twenty-three million, forty thousand, four hundred nineteen".