40872684500 has 24 divisors (see below), whose sum is σ = 89265944040. Its totient is φ = 16349073600.

The previous prime is 40872684473. The next prime is 40872684509. The reversal of 40872684500 is 548627804.

It can be written as a sum of positive squares in 4 ways, for example, as 4613669776 + 36259014724 = 67924^2 + 190418^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40872684509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40872185 + ... + 40873184.

It is an arithmetic number, because the mean of its divisors is an integer number (3719414335).

Almost surely, 2^40872684500 is an apocalyptic number.

It is an amenable number.

40872684500 is an abundant number, since it is smaller than the sum of its proper divisors (48393259540).

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

40872684500 is a wasteful number, since it uses less digits than its factorization.

40872684500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81745388 (or 81745376 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 44.

The spelling of 40872684500 in words is "forty billion, eight hundred seventy-two million, six hundred eighty-four thousand, five hundred".