1299395375002 has 8 divisors (see below), whose sum is σ = 1996631917812. Its totient is φ = 633851402400.

The previous prime is 1299395374993. The next prime is 1299395375017. The reversal of 1299395375002 is 2005735939921.

It can be written as a sum of positive squares in 2 ways, for example, as 894289857561 + 405105517441 = 945669^2 + 636479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 7923142449 + ... + 7923142612.

Almost surely, 2^{1299395375002} is an apocalyptic number.

1299395375002 is a deficient number, since it is larger than the sum of its proper divisors (697236542810).

1299395375002 is a wasteful number, since it uses less digits than its factorization.

1299395375002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15846285104.

The product of its (nonzero) digits is 4592700, while the sum is 55.

The spelling of 1299395375002 in words is "one trillion, two hundred ninety-nine billion, three hundred ninety-five million, three hundred seventy-five thousand, two".