400239627088 has 40 divisors (see below), whose sum is σ = 891367734528. Its totient is φ = 170539750272.

The previous prime is 400239627061. The next prime is 400239627157. The reversal of 400239627088 is 880726932004.

It is a congruent number.

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, 10308856 + ... + 10347607.

Almost surely, 2^400239627088 is an apocalyptic number.

It is an amenable number.

400239627088 is an abundant number, since it is smaller than the sum of its proper divisors (491128107440).

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

400239627088 is a wasteful number, since it uses less digits than its factorization.

400239627088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20656651 (or 20656645 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 400239627088 in words is "four hundred billion, two hundred thirty-nine million, six hundred twenty-seven thousand, eighty-eight".