100156671620 has 24 divisors (see below), whose sum is σ = 212294706624. Its totient is φ = 39688250336.

The previous prime is 100156671607. The next prime is 100156671647. The reversal of 100156671620 is 26176651001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23398952 + ... + 23403231.

It is an arithmetic number, because the mean of its divisors is an integer number (8845612776).

Almost surely, 2^100156671620 is an apocalyptic number.

100156671620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100156671620 is an abundant number, since it is smaller than the sum of its proper divisors (112138035004).

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

100156671620 is a wasteful number, since it uses less digits than its factorization.

100156671620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46802299 (or 46802297 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 100156671620 in words is "one hundred billion, one hundred fifty-six million, six hundred seventy-one thousand, six hundred twenty".