400440124104132 has 48 divisors (see below), whose sum is σ = 1075522635514880. Its totient is φ = 113588359968672.

The previous prime is 400440124104127. The next prime is 400440124104193. The reversal of 400440124104132 is 231401421044004.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 400440124104132.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17147989528 + ... + 17148012879.

Almost surely, 2^{400440124104132} is an apocalyptic number.

400440124104132 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

400440124104132 is an abundant number, since it is smaller than the sum of its proper divisors (675082511410748).

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

400440124104132 is a wasteful number, since it uses less digits than its factorization.

400440124104132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34296002560 (or 34296002558 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 400440124104132 its reverse (231401421044004), we get a palindrome (631841545148136).

The spelling of 400440124104132 in words is "four hundred trillion, four hundred forty billion, one hundred twenty-four million, one hundred four thousand, one hundred thirty-two".