5618100326445 has 12 divisors (see below), whose sum is σ = 9738040565916. Its totient is φ = 2996320174080.

The previous prime is 5618100326401. The next prime is 5618100326467. The reversal of 5618100326445 is 5446230018165.

5618100326445 is a `hidden beast` number, since 5 + 6 + 181 + 0 + 0 + 3 + 26 + 445 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2508457283721 + 3109643042724 = 1583811^2 + 1763418^2 .

It is not a de Polignac number, because 5618100326445 - 2²² = 5618096132141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 124846673921 = 5618100326445 / (5 + 6 + 1 + 8 + 1 + 0 + 0 + 3 + 2 + 6 + 4 + 4 + 5).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5618100326445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62423336916 + ... + 62423337005.

It is an arithmetic number, because the mean of its divisors is an integer number (811503380493).

Almost surely, 2^{5618100326445} is an apocalyptic number.

It is an amenable number.

5618100326445 is a deficient number, since it is larger than the sum of its proper divisors (4119940239471).

5618100326445 is a wasteful number, since it uses less digits than its factorization.

5618100326445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124846673932 (or 124846673929 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 5618100326445 in words is "five trillion, six hundred eighteen billion, one hundred million, three hundred twenty-six thousand, four hundred forty-five".