45539561853 has 60 divisors (see below), whose sum is σ = 70141764000. Its totient is φ = 29444158368.

The previous prime is 45539561849. The next prime is 45539561867. The reversal of 45539561853 is 35816593554.

45539561853 is a `hidden beast` number, since 4 + 5 + 539 + 56 + 1 + 8 + 53 = 666.

It is not a de Polignac number, because 45539561853 - 2² = 45539561849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45539561853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45539561803) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 55333200 + ... + 55334022.

It is an arithmetic number, because the mean of its divisors is an integer number (1169029400).

Almost surely, 2^45539561853 is an apocalyptic number.

It is an amenable number.

45539561853 is a deficient number, since it is larger than the sum of its proper divisors (24602202147).

45539561853 is an equidigital number, since it uses as much as digits as its factorization.

45539561853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408 (or 1362 counting only the distinct ones).

The product of its digits is 9720000, while the sum is 54.

The spelling of 45539561853 in words is "forty-five billion, five hundred thirty-nine million, five hundred sixty-one thousand, eight hundred fifty-three".