401037427044 has 36 divisors (see below), whose sum is σ = 1020537090300. Its totient is φ = 132781965120.

The previous prime is 401037427039. The next prime is 401037427103. The reversal of 401037427044 is 440724730104.

It is a happy number.

401037427044 is a `hidden beast` number, since 4 + 0 + 10 + 374 + 270 + 4 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 143519745600 + 257517681444 = 378840^2 + 507462^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37376947 + ... + 37387674.

Almost surely, 2^401037427044 is an apocalyptic number.

It is an amenable number.

401037427044 is an abundant number, since it is smaller than the sum of its proper divisors (619499663256).

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

401037427044 is a wasteful number, since it uses less digits than its factorization.

401037427044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74764780 (or 74764775 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The spelling of 401037427044 in words is "four hundred one billion, thirty-seven million, four hundred twenty-seven thousand, forty-four".