1296798920188 has 12 divisors (see below), whose sum is σ = 2303269724392. Its totient is φ = 638721856080.

The previous prime is 1296798920177. The next prime is 1296798920257. The reversal of 1296798920188 is 8810298976921.

It is a congruent number.

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, 2419400703 + ... + 2419401238.

Almost surely, 2^{1296798920188} is an apocalyptic number.

It is an amenable number.

1296798920188 is a deficient number, since it is larger than the sum of its proper divisors (1006470804204).

1296798920188 is a wasteful number, since it uses less digits than its factorization.

1296798920188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4838802012 (or 4838802010 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 70.

The spelling of 1296798920188 in words is "one trillion, two hundred ninety-six billion, seven hundred ninety-eight million, nine hundred twenty thousand, one hundred eighty-eight".