45186711853 has 4 divisors (see below), whose sum is σ = 45187286428. Its totient is φ = 45186137280.

The previous prime is 45186711821. The next prime is 45186711859. The reversal of 45186711853 is 35811768154.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24863928489 + 20322783364 = 157683^2 + 142558^2 .

It is a cyclic number.

It is not a de Polignac number, because 45186711853 - 2⁵ = 45186711821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45186711797 and 45186711806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45186711859) 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, 146238 + ... + 334303.

It is an arithmetic number, because the mean of its divisors is an integer number (11296821607).

Almost surely, 2^45186711853 is an apocalyptic number.

It is an amenable number.

45186711853 is a deficient number, since it is larger than the sum of its proper divisors (574575).

45186711853 is an equidigital number, since it uses as much as digits as its factorization.

45186711853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574574.

The product of its digits is 806400, while the sum is 49.

The spelling of 45186711853 in words is "forty-five billion, one hundred eighty-six million, seven hundred eleven thousand, eight hundred fifty-three".