100005550455 has 16 divisors (see below), whose sum is σ = 164333445984. Its totient is φ = 51894771840.

The previous prime is 100005550451. The next prime is 100005550481. The reversal of 100005550455 is 554055500001.

It is not a de Polignac number, because 100005550455 - 2² = 100005550451 is a prime.

It is a super-2 number, since 2×100005550455² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100005550451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90094536 + ... + 90095645.

It is an arithmetic number, because the mean of its divisors is an integer number (10270840374).

Almost surely, 2^100005550455 is an apocalyptic number.

100005550455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100005550455 is a deficient number, since it is larger than the sum of its proper divisors (64327895529).

100005550455 is a wasteful number, since it uses less digits than its factorization.

100005550455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180190226.

The product of its (nonzero) digits is 12500, while the sum is 30.

The spelling of 100005550455 in words is "one hundred billion, five million, five hundred fifty thousand, four hundred fifty-five".