1299931850504 has 64 divisors (see below), whose sum is σ = 2940579600000. Its totient is φ = 526279431168.

The previous prime is 1299931850473. The next prime is 1299931850521. The reversal of 1299931850504 is 4050581399921.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a self number, because there is not a number n which added to its sum of digits gives 1299931850504.

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, 1379009 + ... + 2121680.

It is an arithmetic number, because the mean of its divisors is an integer number (45946556250).

Almost surely, 2^{1299931850504} is an apocalyptic number.

1299931850504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1299931850504 is an abundant number, since it is smaller than the sum of its proper divisors (1640647749496).

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

1299931850504 is a wasteful number, since it uses less digits than its factorization.

1299931850504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501070 (or 3501066 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 56.

The spelling of 1299931850504 in words is "one trillion, two hundred ninety-nine billion, nine hundred thirty-one million, eight hundred fifty thousand, five hundred four".