40872007136 has 24 divisors (see below), whose sum is σ = 80471270880. Its totient is φ = 20434859008.

The previous prime is 40872007093. The next prime is 40872007171. The reversal of 40872007136 is 63170027804.

It is a self number, because there is not a number n which added to its sum of digits gives 40872007136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1079600 + ... + 1116816.

It is an arithmetic number, because the mean of its divisors is an integer number (3352969620).

Almost surely, 2^40872007136 is an apocalyptic number.

It is an amenable number.

40872007136 is a deficient number, since it is larger than the sum of its proper divisors (39599263744).

40872007136 is a wasteful number, since it uses less digits than its factorization.

40872007136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71546 (or 71538 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 40872007136 in words is "forty billion, eight hundred seventy-two million, seven thousand, one hundred thirty-six".