2564164616848 has 20 divisors (see below), whose sum is σ = 4968272639788. Its totient is φ = 1282029742080.

The previous prime is 2564164616833. The next prime is 2564164616879. The reversal of 2564164616848 is 8486164614652.

It can be written as a sum of positive squares in 2 ways, for example, as 148465337344 + 2415699279504 = 385312^2 + 1554252^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2881461 + ... + 3664852.

Almost surely, 2^{2564164616848} is an apocalyptic number.

It is an amenable number.

2564164616848 is a deficient number, since it is larger than the sum of its proper divisors (2404108022940).

2564164616848 is a wasteful number, since it uses less digits than its factorization.

2564164616848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6570802 (or 6570796 counting only the distinct ones).

The product of its digits is 53084160, while the sum is 61.

The spelling of 2564164616848 in words is "two trillion, five hundred sixty-four billion, one hundred sixty-four million, six hundred sixteen thousand, eight hundred forty-eight".