400231414232 has 32 divisors (see below), whose sum is σ = 808267892880. Its totient is φ = 184697435520.

The previous prime is 400231414183. The next prime is 400231414237. The reversal of 400231414232 is 232414132004.

It is a super-3 number, since 3×400231414232³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400231414237) 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 7 ways as a sum of consecutive naturals, for example, 533507 + ... + 1041677.

Almost surely, 2^400231414232 is an apocalyptic number.

It is an amenable number.

400231414232 is an abundant number, since it is smaller than the sum of its proper divisors (408036478648).

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

400231414232 is a wasteful number, since it uses less digits than its factorization.

400231414232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515763 (or 515759 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 400231414232 its reverse (232414132004), we get a palindrome (632645546236).

The spelling of 400231414232 in words is "four hundred billion, two hundred thirty-one million, four hundred fourteen thousand, two hundred thirty-two".