100005504455 has 4 divisors (see below), whose sum is σ = 120006605352. Its totient is φ = 80004403560.

The previous prime is 100005504449. The next prime is 100005504491. The reversal of 100005504455 is 554405500001.

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: 554405500001 = 5843 ⋅94883707.

It is not a de Polignac number, because 100005504455 - 2²⁰ = 100004455879 is a prime.

It is a super-2 number, since 2×100005504455² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent 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, 10000550441 + ... + 10000550450.

It is an arithmetic number, because the mean of its divisors is an integer number (30001651338).

Almost surely, 2^100005504455 is an apocalyptic number.

100005504455 is a deficient number, since it is larger than the sum of its proper divisors (20001100897).

100005504455 is an equidigital number, since it uses as much as digits as its factorization.

100005504455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20001100896.

The product of its (nonzero) digits is 10000, while the sum is 29.

The spelling of 100005504455 in words is "one hundred billion, five million, five hundred four thousand, four hundred fifty-five".