2564130167447 has 2 divisors, whose sum is σ = 2564130167448. Its totient is φ = 2564130167446.

The previous prime is 2564130167419. The next prime is 2564130167477. The reversal of 2564130167447 is 7447610314652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2564130167447 - 2³⁶ = 2495410690711 is a prime.

It is a super-2 number, since 2×2564130167447² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2564130167395 and 2564130167404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2564130167477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282065083723 + 1282065083724.

It is an arithmetic number, because the mean of its divisors is an integer number (1282065083724).

Almost surely, 2^{2564130167447} is an apocalyptic number.

2564130167447 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564130167447 is an equidigital number, since it uses as much as digits as its factorization.

2564130167447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 2564130167447 in words is "two trillion, five hundred sixty-four billion, one hundred thirty million, one hundred sixty-seven thousand, four hundred forty-seven".