138763876248 has 64 divisors (see below), whose sum is σ = 385836328800. Its totient is φ = 46208891520.

The previous prime is 138763876217. The next prime is 138763876319. The reversal of 138763876248 is 842678367831.

138763876248 is a `hidden beast` number, since 1 + 3 + 8 + 7 + 6 + 387 + 6 + 248 = 666.

138763876248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98283 + ... + 535898.

Almost surely, 2^138763876248 is an apocalyptic number.

138763876248 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

138763876248 is an abundant number, since it is smaller than the sum of its proper divisors (247072452552).

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

138763876248 is a wasteful number, since it uses less digits than its factorization.

138763876248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635209 (or 635199 counting only the distinct ones).

The product of its digits is 65028096, while the sum is 63.

The spelling of 138763876248 in words is "one hundred thirty-eight billion, seven hundred sixty-three million, eight hundred seventy-six thousand, two hundred forty-eight".