100455909601 has 4 divisors (see below), whose sum is σ = 106365080772. Its totient is φ = 94546738432.

The previous prime is 100455909583. The next prime is 100455909629. The reversal of 100455909601 is 106909554001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 106909554001 = 59 ⋅1812026339.

It can be written as a sum of positive squares in 2 ways, for example, as 90871499601 + 9584410000 = 301449^2 + 97900^2 .

It is a cyclic number.

It is not a de Polignac number, because 100455909601 - 2⁷ = 100455909473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100455909691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2954585560 + ... + 2954585593.

It is an arithmetic number, because the mean of its divisors is an integer number (26591270193).

Almost surely, 2^100455909601 is an apocalyptic number.

It is an amenable number.

100455909601 is a deficient number, since it is larger than the sum of its proper divisors (5909171171).

100455909601 is an equidigital number, since it uses as much as digits as its factorization.

100455909601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5909171170.

The product of its (nonzero) digits is 48600, while the sum is 40.

The spelling of 100455909601 in words is "one hundred billion, four hundred fifty-five million, nine hundred nine thousand, six hundred one".