138776263900 has 36 divisors (see below), whose sum is σ = 301401915640. Its totient is φ = 55463054400.

The previous prime is 138776263819. The next prime is 138776263937. The reversal of 138776263900 is 9362677831.

It is a happy number.

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, 475455 + ... + 709654.

Almost surely, 2^138776263900 is an apocalyptic number.

138776263900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

138776263900 is an abundant number, since it is smaller than the sum of its proper divisors (162625651740).

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

138776263900 is a wasteful number, since it uses less digits than its factorization.

138776263900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186294 (or 1186287 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 138776263900 in words is "one hundred thirty-eight billion, seven hundred seventy-six million, two hundred sixty-three thousand, nine hundred".