138677663882 has 8 divisors (see below), whose sum is σ = 209292671136. Its totient is φ = 68913440172.

The previous prime is 138677663879. The next prime is 138677663933. The reversal of 138677663882 is 288366776831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212695478 + ... + 212696129.

It is an arithmetic number, because the mean of its divisors is an integer number (26161583892).

Almost surely, 2^138677663882 is an apocalyptic number.

138677663882 is a deficient number, since it is larger than the sum of its proper divisors (70615007254).

138677663882 is a wasteful number, since it uses less digits than its factorization.

138677663882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425391772.

The product of its digits is 97542144, while the sum is 65.

The spelling of 138677663882 in words is "one hundred thirty-eight billion, six hundred seventy-seven million, six hundred sixty-three thousand, eight hundred eighty-two".