40972464232 has 32 divisors (see below), whose sum is σ = 87839593920. Its totient is φ = 17551336320.

The previous prime is 40972464191. The next prime is 40972464233. The reversal of 40972464232 is 23246427904.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (40972464233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52333 + ... + 291004.

It is an arithmetic number, because the mean of its divisors is an integer number (2744987310).

Almost surely, 2^40972464232 is an apocalyptic number.

It is an amenable number.

40972464232 is an abundant number, since it is smaller than the sum of its proper divisors (46867129688).

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

40972464232 is a wasteful number, since it uses less digits than its factorization.

40972464232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345481 (or 345477 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 43.

The spelling of 40972464232 in words is "forty billion, nine hundred seventy-two million, four hundred sixty-four thousand, two hundred thirty-two".