40412972432 has 40 divisors (see below), whose sum is σ = 92372516352. Its totient is φ = 16761139200.

The previous prime is 40412972423. The next prime is 40412972437. The reversal of 40412972432 is 23427921404.

It is not an unprimeable number, because it can be changed into a prime (40412972437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5816369 + ... + 5823312.

Almost surely, 2^40412972432 is an apocalyptic number.

It is an amenable number.

40412972432 is an abundant number, since it is smaller than the sum of its proper divisors (51959543920).

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

40412972432 is a wasteful number, since it uses less digits than its factorization.

40412972432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11639727 (or 11639721 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 40412972432 in words is "forty billion, four hundred twelve million, nine hundred seventy-two thousand, four hundred thirty-two".