2640027765316 has 12 divisors (see below), whose sum is σ = 4620064559040. Its totient is φ = 1320009319880.

The previous prime is 2640027765259. The next prime is 2640027765329. The reversal of 2640027765316 is 6135677200462.

2640027765316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2640027765316.

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, 389121 + ... + 2330551.

It is an arithmetic number, because the mean of its divisors is an integer number (385005379920).

Almost surely, 2^{2640027765316} is an apocalyptic number.

It is an amenable number.

2640027765316 is a deficient number, since it is larger than the sum of its proper divisors (1980036793724).

2640027765316 is a wasteful number, since it uses less digits than its factorization.

2640027765316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2281394 (or 2281392 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 49.

The spelling of 2640027765316 in words is "two trillion, six hundred forty billion, twenty-seven million, seven hundred sixty-five thousand, three hundred sixteen".