56450784013139 has 2 divisors, whose sum is σ = 56450784013140. Its totient is φ = 56450784013138.

The previous prime is 56450784013133. The next prime is 56450784013159. The reversal of 56450784013139 is 93131048705465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56450784013139 - 2²⁸ = 56450515577683 is a prime.

It is not a weakly prime, because it can be changed into another prime (56450784013133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28225392006569 + 28225392006570.

It is an arithmetic number, because the mean of its divisors is an integer number (28225392006570).

Almost surely, 2^{56450784013139} is an apocalyptic number.

56450784013139 is a deficient number, since it is larger than the sum of its proper divisors (1).

56450784013139 is an equidigital number, since it uses as much as digits as its factorization.

56450784013139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 56450784013139 in words is "fifty-six trillion, four hundred fifty billion, seven hundred eighty-four million, thirteen thousand, one hundred thirty-nine".