40579231028 has 24 divisors (see below), whose sum is σ = 82814760000. Its totient is φ = 17391098424.

The previous prime is 40579231027. The next prime is 40579231031. The reversal of 40579231028 is 82013297504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40579231027) 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, 14786978 + ... + 14789721.

It is an arithmetic number, because the mean of its divisors is an integer number (3450615000).

Almost surely, 2^40579231028 is an apocalyptic number.

It is an amenable number.

40579231028 is an abundant number, since it is smaller than the sum of its proper divisors (42235528972).

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

40579231028 is a wasteful number, since it uses less digits than its factorization.

40579231028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29576724 (or 29576708 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 40579231028 in words is "forty billion, five hundred seventy-nine million, two hundred thirty-one thousand, twenty-eight".