2651263752764 has 18 divisors (see below), whose sum is σ = 5099848252632. Its totient is φ = 1205119887400.

The previous prime is 2651263752757. The next prime is 2651263752827. The reversal of 2651263752764 is 4672573621562.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2738908352 + ... + 2738909319.

It is an arithmetic number, because the mean of its divisors is an integer number (283324902924).

Almost surely, 2^{2651263752764} is an apocalyptic number.

It is an amenable number.

2651263752764 is a deficient number, since it is larger than the sum of its proper divisors (2448584499868).

2651263752764 is a wasteful number, since it uses less digits than its factorization.

2651263752764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5477817697 (or 5477817684 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 56.

The spelling of 2651263752764 in words is "two trillion, six hundred fifty-one billion, two hundred sixty-three million, seven hundred fifty-two thousand, seven hundred sixty-four".