400013192432 has 20 divisors (see below), whose sum is σ = 885743497776. Its totient is φ = 171434225280.

The previous prime is 400013192417. The next prime is 400013192437. The reversal of 400013192432 is 234291310004.

It is a junction number, because it is equal to n+sod(n) for n = 400013192395 and 400013192404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400013192437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1785773069 + ... + 1785773292.

Almost surely, 2^400013192432 is an apocalyptic number.

It is an amenable number.

400013192432 is an abundant number, since it is smaller than the sum of its proper divisors (485730305344).

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

400013192432 is a wasteful number, since it uses less digits than its factorization.

400013192432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571546376 (or 3571546370 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 400013192432 in words is "four hundred billion, thirteen million, one hundred ninety-two thousand, four hundred thirty-two".