400937532132 has 48 divisors (see below), whose sum is σ = 940536464000. Its totient is φ = 132929786880.

The previous prime is 400937532113. The next prime is 400937532133. The reversal of 400937532132 is 231235739004.

It is not an unprimeable number, because it can be changed into a prime (400937532133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7541082 + ... + 7594062.

Almost surely, 2^400937532132 is an apocalyptic number.

It is an amenable number.

400937532132 is an abundant number, since it is smaller than the sum of its proper divisors (539598931868).

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

400937532132 is a wasteful number, since it uses less digits than its factorization.

400937532132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56356 (or 56354 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 400937532132 in words is "four hundred billion, nine hundred thirty-seven million, five hundred thirty-two thousand, one hundred thirty-two".