100629876868 has 6 divisors (see below), whose sum is σ = 176102284526. Its totient is φ = 50314938432.

The previous prime is 100629876821. The next prime is 100629876883. The reversal of 100629876868 is 868678926001.

It can be written as a sum of positive squares in only one way, i.e., 56362558464 + 44267318404 = 237408^2 + 210398^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12578734605 + ... + 12578734612.

Almost surely, 2^100629876868 is an apocalyptic number.

It is an amenable number.

100629876868 is a deficient number, since it is larger than the sum of its proper divisors (75472407658).

100629876868 is a wasteful number, since it uses less digits than its factorization.

100629876868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25157469221 (or 25157469219 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 61.

The spelling of 100629876868 in words is "one hundred billion, six hundred twenty-nine million, eight hundred seventy-six thousand, eight hundred sixty-eight".