45144646252 has 12 divisors (see below), whose sum is σ = 79005274936. Its totient is φ = 22571710560.

The previous prime is 45144646223. The next prime is 45144646271. The reversal of 45144646252 is 25264644154.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 45144646199 and 45144646208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39643 + ... + 303085.

Almost surely, 2^45144646252 is an apocalyptic number.

It is an amenable number.

45144646252 is a deficient number, since it is larger than the sum of its proper divisors (33860628684).

45144646252 is a wasteful number, since it uses less digits than its factorization.

45144646252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306288 (or 306286 counting only the distinct ones).

The product of its digits is 921600, while the sum is 43.

The spelling of 45144646252 in words is "forty-five billion, one hundred forty-four million, six hundred forty-six thousand, two hundred fifty-two".