1392401266312 has 32 divisors (see below), whose sum is σ = 2998710576000. Its totient is φ = 593744684544.

The previous prime is 1392401266261. The next prime is 1392401266337. The reversal of 1392401266312 is 2136621042931.

It is a super-2 number, since 2×1392401266312² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62461993 + ... + 62484280.

It is an arithmetic number, because the mean of its divisors is an integer number (93709705500).

Almost surely, 2^{1392401266312} is an apocalyptic number.

It is an amenable number.

1392401266312 is an abundant number, since it is smaller than the sum of its proper divisors (1606309309688).

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

1392401266312 is a wasteful number, since it uses less digits than its factorization.

1392401266312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124946485 (or 124946481 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 1392401266312 in words is "one trillion, three hundred ninety-two billion, four hundred one million, two hundred sixty-six thousand, three hundred twelve".