100863855055 has 8 divisors (see below), whose sum is σ = 121907394000. Its totient is φ = 80110572096.

The previous prime is 100863855047. The next prime is 100863855077. The reversal of 100863855055 is 550558368001.

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

It is a cyclic number.

It is not a de Polignac number, because 100863855055 - 2³ = 100863855047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100863854996 and 100863855014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72563230 + ... + 72564619.

It is an arithmetic number, because the mean of its divisors is an integer number (15238424250).

Almost surely, 2^100863855055 is an apocalyptic number.

100863855055 is a deficient number, since it is larger than the sum of its proper divisors (21043538945).

100863855055 is a wasteful number, since it uses less digits than its factorization.

100863855055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145127993.

The product of its (nonzero) digits is 720000, while the sum is 46.

The spelling of 100863855055 in words is "one hundred billion, eight hundred sixty-three million, eight hundred fifty-five thousand, fifty-five".