45523451324432 has 40 divisors (see below), whose sum is σ = 88226885070336. Its totient is φ = 22755223766016.

The previous prime is 45523451324339. The next prime is 45523451324437. The reversal of 45523451324432 is 23442315432554.

It is a super-2 number, since 2×45523451324432² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45523451324437) 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, 1889163008 + ... + 1889187104.

Almost surely, 2^{45523451324432} is an apocalyptic number.

It is an amenable number.

45523451324432 is a deficient number, since it is larger than the sum of its proper divisors (42703433745904).

45523451324432 is a wasteful number, since it uses less digits than its factorization.

45523451324432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52935 (or 52929 counting only the distinct ones).

The product of its digits is 6912000, while the sum is 47.

Adding to 45523451324432 its reverse (23442315432554), we get a palindrome (68965766756986).

The spelling of 45523451324432 in words is "forty-five trillion, five hundred twenty-three billion, four hundred fifty-one million, three hundred twenty-four thousand, four hundred thirty-two".