2564375153939 has 2 divisors, whose sum is σ = 2564375153940. Its totient is φ = 2564375153938.

The previous prime is 2564375153911. The next prime is 2564375153987. The reversal of 2564375153939 is 9393515734652.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2564375153939 is a prime.

It is not a weakly prime, because it can be changed into another prime (2564375153839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282187576969 + 1282187576970.

It is an arithmetic number, because the mean of its divisors is an integer number (1282187576970).

Almost surely, 2^{2564375153939} is an apocalyptic number.

2564375153939 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564375153939 is an equidigital number, since it uses as much as digits as its factorization.

2564375153939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 91854000, while the sum is 62.

The spelling of 2564375153939 in words is "two trillion, five hundred sixty-four billion, three hundred seventy-five million, one hundred fifty-three thousand, nine hundred thirty-nine".