45132465253 has 4 divisors (see below), whose sum is σ = 45186908140. Its totient is φ = 45078022368.

The previous prime is 45132465241. The next prime is 45132465263. The reversal of 45132465253 is 35256423154.

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 28948300164 + 16184165089 = 170142^2 + 127217^2 .

It is a cyclic number.

It is not a de Polignac number, because 45132465253 - 2⁵ = 45132465221 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 (45132465223) 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, 27220200 + ... + 27221857.

It is an arithmetic number, because the mean of its divisors is an integer number (11296727035).

Almost surely, 2^45132465253 is an apocalyptic number.

It is an amenable number.

45132465253 is a deficient number, since it is larger than the sum of its proper divisors (54442887).

45132465253 is an equidigital number, since it uses as much as digits as its factorization.

45132465253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54442886.

The product of its digits is 432000, while the sum is 40.

The spelling of 45132465253 in words is "forty-five billion, one hundred thirty-two million, four hundred sixty-five thousand, two hundred fifty-three".