126794368416 has 24 divisors (see below), whose sum is σ = 332835217344. Its totient is φ = 42264789440.

The previous prime is 126794368397. The next prime is 126794368417. The reversal of 126794368416 is 614863497621.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (126794368417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 660387240 + ... + 660387431.

It is an arithmetic number, because the mean of its divisors is an integer number (13868134056).

Almost surely, 2^126794368416 is an apocalyptic number.

126794368416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

126794368416 is an abundant number, since it is smaller than the sum of its proper divisors (206040848928).

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

126794368416 is a wasteful number, since it uses less digits than its factorization.

126794368416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320774684 (or 1320774676 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The spelling of 126794368416 in words is "one hundred twenty-six billion, seven hundred ninety-four million, three hundred sixty-eight thousand, four hundred sixteen".