1250401401992 has 64 divisors (see below), whose sum is σ = 2409290956800. Its totient is φ = 608170006080.

The previous prime is 1250401401973. The next prime is 1250401402043. The reversal of 1250401401992 is 2991041040521.

It is a happy number.

It is a super-2 number, since 2×1250401401992² (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 15 ways as a sum of consecutive naturals, for example, 70305533 + ... + 70323315.

It is an arithmetic number, because the mean of its divisors is an integer number (37645171200).

Almost surely, 2^{1250401401992} is an apocalyptic number.

It is an amenable number.

1250401401992 is a deficient number, since it is larger than the sum of its proper divisors (1158889554808).

1250401401992 is a wasteful number, since it uses less digits than its factorization.

1250401401992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19506 (or 19502 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 38.

The spelling of 1250401401992 in words is "one trillion, two hundred fifty billion, four hundred one million, four hundred one thousand, nine hundred ninety-two".