100054550555 has 4 divisors (see below), whose sum is σ = 120065460672. Its totient is φ = 80043640440.

The previous prime is 100054550543. The next prime is 100054550569. The reversal of 100054550555 is 555055450001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555055450001 = 13 ⋅42696573077.

It is not a de Polignac number, because 100054550555 - 2²⁶ = 99987441691 is a prime.

It is a Duffinian number.

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, 10005455051 + ... + 10005455060.

It is an arithmetic number, because the mean of its divisors is an integer number (30016365168).

Almost surely, 2^100054550555 is an apocalyptic number.

100054550555 is a deficient number, since it is larger than the sum of its proper divisors (20010910117).

100054550555 is an equidigital number, since it uses as much as digits as its factorization.

100054550555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20010910116.

The product of its (nonzero) digits is 62500, while the sum is 35.

The spelling of 100054550555 in words is "one hundred billion, fifty-four million, five hundred fifty thousand, five hundred fifty-five".