138543303624 has 32 divisors (see below), whose sum is σ = 377845374240. Its totient is φ = 41982819200.

The previous prime is 138543303593. The next prime is 138543303643. The reversal of 138543303624 is 426303345831.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262392357 + ... + 262392884.

It is an arithmetic number, because the mean of its divisors is an integer number (11807667945).

Almost surely, 2^138543303624 is an apocalyptic number.

It is an amenable number.

138543303624 is an abundant number, since it is smaller than the sum of its proper divisors (239302070616).

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

138543303624 is a wasteful number, since it uses less digits than its factorization.

138543303624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524785261 (or 524785257 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 138543303624 in words is "one hundred thirty-eight billion, five hundred forty-three million, three hundred three thousand, six hundred twenty-four".