100545455455 has 32 divisors (see below), whose sum is σ = 124017062400. Its totient is φ = 78229514880.

The previous prime is 100545455419. The next prime is 100545455473. The reversal of 100545455455 is 554554545001.

It is not a de Polignac number, because 100545455455 - 2⁷ = 100545455327 is a prime.

It is a super-2 number, since 2×100545455455² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9888204 + ... + 9898366.

It is an arithmetic number, because the mean of its divisors is an integer number (3875533200).

Almost surely, 2^100545455455 is an apocalyptic number.

100545455455 is a deficient number, since it is larger than the sum of its proper divisors (23471606945).

100545455455 is a wasteful number, since it uses less digits than its factorization.

100545455455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10591.

The product of its (nonzero) digits is 1000000, while the sum is 43.

The spelling of 100545455455 in words is "one hundred billion, five hundred forty-five million, four hundred fifty-five thousand, four hundred fifty-five".