100959545455 has 4 divisors (see below), whose sum is σ = 121151454552. Its totient is φ = 80767636360.

The previous prime is 100959545251. The next prime is 100959545471. The reversal of 100959545455 is 554545959001.

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: 554545959001 = 9631 ⋅57579271.

It is not a de Polignac number, because 100959545455 - 2²³ = 100951156847 is a prime.

It is a super-2 number, since 2×100959545455² (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, 10095954541 + ... + 10095954550.

It is an arithmetic number, because the mean of its divisors is an integer number (30287863638).

Almost surely, 2^100959545455 is an apocalyptic number.

100959545455 is a deficient number, since it is larger than the sum of its proper divisors (20191909097).

100959545455 is an equidigital number, since it uses as much as digits as its factorization.

100959545455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20191909096.

The product of its (nonzero) digits is 4050000, while the sum is 52.

The spelling of 100959545455 in words is "one hundred billion, nine hundred fifty-nine million, five hundred forty-five thousand, four hundred fifty-five".