40367591432 has 32 divisors (see below), whose sum is σ = 86508777600. Its totient is φ = 17299037184.

The previous prime is 40367591431. The next prime is 40367591437. The reversal of 40367591432 is 23419576304.

It is not an unprimeable number, because it can be changed into a prime (40367591431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063208 + ... + 1100520.

It is an arithmetic number, because the mean of its divisors is an integer number (2703399300).

Almost surely, 2^40367591432 is an apocalyptic number.

It is an amenable number.

40367591432 is an abundant number, since it is smaller than the sum of its proper divisors (46141186168).

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

40367591432 is a wasteful number, since it uses less digits than its factorization.

40367591432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56645 (or 56641 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 40367591432 in words is "forty billion, three hundred sixty-seven million, five hundred ninety-one thousand, four hundred thirty-two".