1312770502738 has 16 divisors (see below), whose sum is σ = 1985418993600. Its totient is φ = 650981917456.

The previous prime is 1312770502727. The next prime is 1312770502741. The reversal of 1312770502738 is 8372050772131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4288213 + ... + 4584136.

It is an arithmetic number, because the mean of its divisors is an integer number (124088687100).

Almost surely, 2^{1312770502738} is an apocalyptic number.

1312770502738 is a deficient number, since it is larger than the sum of its proper divisors (672648490862).

1312770502738 is a wasteful number, since it uses less digits than its factorization.

1312770502738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8872961.

The product of its (nonzero) digits is 493920, while the sum is 46.

The spelling of 1312770502738 in words is "one trillion, three hundred twelve billion, seven hundred seventy million, five hundred two thousand, seven hundred thirty-eight".