138544250462424 has 48 divisors (see below), whose sum is σ = 375463465715520. Its totient is φ = 46151945553600.

The previous prime is 138544250462411. The next prime is 138544250462441. The reversal of 138544250462424 is 424264052445831.

138544250462424 is a `hidden beast` number, since 1 + 3 + 8 + 5 + 4 + 4 + 2 + 5 + 0 + 4 + 624 + 2 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 613871127 + ... + 614096774.

It is an arithmetic number, because the mean of its divisors is an integer number (7822155535740).

Almost surely, 2^{138544250462424} is an apocalyptic number.

It is an amenable number.

138544250462424 is an abundant number, since it is smaller than the sum of its proper divisors (236919215253096).

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

138544250462424 is a wasteful number, since it uses less digits than its factorization.

138544250462424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227969480 (or 1227969473 counting only the distinct ones).

The product of its (nonzero) digits is 29491200, while the sum is 54.

The spelling of 138544250462424 in words is "one hundred thirty-eight trillion, five hundred forty-four billion, two hundred fifty million, four hundred sixty-two thousand, four hundred twenty-four".