100165878812 has 6 divisors (see below), whose sum is σ = 175290287928. Its totient is φ = 50082939404.

The previous prime is 100165878797. The next prime is 100165878881. The reversal of 100165878812 is 218878561001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12520734848 + ... + 12520734855.

It is an arithmetic number, because the mean of its divisors is an integer number (29215047988).

Almost surely, 2^100165878812 is an apocalyptic number.

It is an amenable number.

100165878812 is a deficient number, since it is larger than the sum of its proper divisors (75124409116).

100165878812 is a wasteful number, since it uses less digits than its factorization.

100165878812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25041469707 (or 25041469705 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 47.

The spelling of 100165878812 in words is "one hundred billion, one hundred sixty-five million, eight hundred seventy-eight thousand, eight hundred twelve".