45340443312 has 20 divisors (see below), whose sum is σ = 117129478680. Its totient is φ = 15113481088.

The previous prime is 45340443307. The next prime is 45340443331. The reversal of 45340443312 is 21334404354.

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, 472296237 + ... + 472296332.

It is an arithmetic number, because the mean of its divisors is an integer number (5856473934).

Almost surely, 2^45340443312 is an apocalyptic number.

It is an amenable number.

45340443312 is an abundant number, since it is smaller than the sum of its proper divisors (71789035368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45340443312 is a wasteful number, since it uses less digits than its factorization.

45340443312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944592580 (or 944592574 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 45340443312 its reverse (21334404354), we get a palindrome (66674847666).

The spelling of 45340443312 in words is "forty-five billion, three hundred forty million, four hundred forty-three thousand, three hundred twelve".