400242001034032 has 40 divisors (see below), whose sum is σ = 777881418003536. Its totient is φ = 199499004815616.

The previous prime is 400242001034027. The next prime is 400242001034053. The reversal of 400242001034032 is 230430100242004.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 400242001033988 and 400242001034006.

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, 7855158 + ... + 29363029.

Almost surely, 2^{400242001034032} is an apocalyptic number.

It is an amenable number.

400242001034032 is a deficient number, since it is larger than the sum of its proper divisors (377639416969504).

400242001034032 is a wasteful number, since it uses less digits than its factorization.

400242001034032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37220285 (or 37220279 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 400242001034032 its reverse (230430100242004), we get a palindrome (630672101276036).

The spelling of 400242001034032 in words is "four hundred trillion, two hundred forty-two billion, one million, thirty-four thousand, thirty-two".