401400312932 has 24 divisors (see below), whose sum is σ = 712004218464. Its totient is φ = 197984017152.

The previous prime is 401400312923. The next prime is 401400312991. The reversal of 401400312932 is 239213004104.

It is a super-2 number, since 2×401400312932² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401400312895 and 401400312904.

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, 1565798 + ... + 1804029.

It is an arithmetic number, because the mean of its divisors is an integer number (29666842436).

Almost surely, 2^401400312932 is an apocalyptic number.

It is an amenable number.

401400312932 is a deficient number, since it is larger than the sum of its proper divisors (310603905532).

401400312932 is a wasteful number, since it uses less digits than its factorization.

401400312932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3370235 (or 3370233 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 401400312932 in words is "four hundred one billion, four hundred million, three hundred twelve thousand, nine hundred thirty-two".