45522440012 has 24 divisors (see below), whose sum is σ = 92902941600. Its totient is φ = 19509616560.

The previous prime is 45522439969. The next prime is 45522440021. The reversal of 45522440012 is 21004422554.

45522440012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45522440012² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16588439 + ... + 16591182.

It is an arithmetic number, because the mean of its divisors is an integer number (3870955900).

Almost surely, 2^45522440012 is an apocalyptic number.

It is an amenable number.

45522440012 is an abundant number, since it is smaller than the sum of its proper divisors (47380501588).

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

45522440012 is a wasteful number, since it uses less digits than its factorization.

45522440012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33179646 (or 33179630 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

Adding to 45522440012 its reverse (21004422554), we get a palindrome (66526862566).

The spelling of 45522440012 in words is "forty-five billion, five hundred twenty-two million, four hundred forty thousand, twelve".