13255801567 has 2 divisors, whose sum is σ = 13255801568. Its totient is φ = 13255801566.

The previous prime is 13255801547. The next prime is 13255801589. The reversal of 13255801567 is 76510855231.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13255801567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13255801547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6627900783 + 6627900784.

It is an arithmetic number, because the mean of its divisors is an integer number (6627900784).

Almost surely, 2^13255801567 is an apocalyptic number.

13255801567 is a deficient number, since it is larger than the sum of its proper divisors (1).

13255801567 is an equidigital number, since it uses as much as digits as its factorization.

13255801567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 13255801567 in words is "thirteen billion, two hundred fifty-five million, eight hundred one thousand, five hundred sixty-seven".