2690704206564 has 48 divisors (see below), whose sum is σ = 6849168653376. Its totient is φ = 815352601600.

The previous prime is 2690704206523. The next prime is 2690704206583. The reversal of 2690704206564 is 4656024070962.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12631984 + ... + 12843224.

It is an arithmetic number, because the mean of its divisors is an integer number (142691013612).

Almost surely, 2^{2690704206564} is an apocalyptic number.

It is an amenable number.

2690704206564 is an abundant number, since it is smaller than the sum of its proper divisors (4158464446812).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2690704206564 is a wasteful number, since it uses less digits than its factorization.

2690704206564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307756 (or 307754 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 51.

The spelling of 2690704206564 in words is "two trillion, six hundred ninety billion, seven hundred four million, two hundred six thousand, five hundred sixty-four".