910099372645 has 4 divisors (see below), whose sum is σ = 1092119247180. Its totient is φ = 728079498112.

The previous prime is 910099372573. The next prime is 910099372657. The reversal of 910099372645 is 546273990019.

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: 546273990019 = 137 ⋅3987401387.

It can be written as a sum of positive squares in 2 ways, for example, as 307218558529 + 602880814116 = 554273^2 + 776454^2 .

It is a cyclic number.

It is not a de Polignac number, because 910099372645 - 2⁷ = 910099372517 is a prime.

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, 91009937260 + ... + 91009937269.

It is an arithmetic number, because the mean of its divisors is an integer number (273029811795).

Almost surely, 2^910099372645 is an apocalyptic number.

It is an amenable number.

910099372645 is a deficient number, since it is larger than the sum of its proper divisors (182019874535).

910099372645 is a wasteful number, since it uses less digits than its factorization.

910099372645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182019874534.

The product of its (nonzero) digits is 3674160, while the sum is 55.

The spelling of 910099372645 in words is "nine hundred ten billion, ninety-nine million, three hundred seventy-two thousand, six hundred forty-five".