400984473232 has 20 divisors (see below), whose sum is σ = 887894190976. Its totient is φ = 171850488480.

The previous prime is 400984473139. The next prime is 400984473311. The reversal of 400984473232 is 232374489004.

It is a super-3 number, since 3×400984473232³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1790109144 + ... + 1790109367.

Almost surely, 2^400984473232 is an apocalyptic number.

It is an amenable number.

400984473232 is an abundant number, since it is smaller than the sum of its proper divisors (486909717744).

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

400984473232 is a wasteful number, since it uses less digits than its factorization.

400984473232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3580218526 (or 3580218520 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 400984473232 in words is "four hundred billion, nine hundred eighty-four million, four hundred seventy-three thousand, two hundred thirty-two".