2612645564 has 12 divisors (see below), whose sum is σ = 4579741488. Its totient is φ = 1304148000.

The previous prime is 2612645537. The next prime is 2612645587. The reversal of 2612645564 is 4655462162.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 540992 + ... + 545799.

It is an arithmetic number, because the mean of its divisors is an integer number (381645124).

Almost surely, 2^2612645564 is an apocalyptic number.

It is an amenable number.

2612645564 is a deficient number, since it is larger than the sum of its proper divisors (1967095924).

2612645564 is a wasteful number, since it uses less digits than its factorization.

2612645564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087396 (or 1087394 counting only the distinct ones).

The product of its digits is 345600, while the sum is 41.

The square root of 2612645564 is about 51114.0446844113. The cubic root of 2612645564 is about 1377.2945602234.

The spelling of 2612645564 in words is "two billion, six hundred twelve million, six hundred forty-five thousand, five hundred sixty-four".