40626031732 has 24 divisors (see below), whose sum is σ = 83524849632. Its totient is φ = 17045887200.

The previous prime is 40626031729. The next prime is 40626031769. The reversal of 40626031732 is 23713062604.

It is a congruent number.

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, 35511694 + ... + 35512837.

It is an arithmetic number, because the mean of its divisors is an integer number (3480202068).

Almost surely, 2^40626031732 is an apocalyptic number.

It is an amenable number.

40626031732 is an abundant number, since it is smaller than the sum of its proper divisors (42898817900).

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

40626031732 is a wasteful number, since it uses less digits than its factorization.

40626031732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71024559 (or 71024557 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The spelling of 40626031732 in words is "forty billion, six hundred twenty-six million, thirty-one thousand, seven hundred thirty-two".