45205405573 has 8 divisors (see below), whose sum is σ = 46123643160. Its totient is φ = 44296396800.

The previous prime is 45205405541. The next prime is 45205405589. The reversal of 45205405573 is 37550450254.

It can be written as a sum of positive squares in 4 ways, for example, as 25618563364 + 19586842209 = 160058^2 + 139953^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45205405573 - 2⁵ = 45205405541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45205405513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297308 + ... + 2316901.

It is an arithmetic number, because the mean of its divisors is an integer number (5765455395).

Almost surely, 2^45205405573 is an apocalyptic number.

It is an amenable number.

45205405573 is a deficient number, since it is larger than the sum of its proper divisors (918237587).

45205405573 is a wasteful number, since it uses less digits than its factorization.

45205405573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4614407.

The product of its (nonzero) digits is 420000, while the sum is 40.

The spelling of 45205405573 in words is "forty-five billion, two hundred five million, four hundred five thousand, five hundred seventy-three".