45544534512 has 20 divisors (see below), whose sum is σ = 117656714280. Its totient is φ = 15181511488.

The previous prime is 45544534489. The next prime is 45544534513. The reversal of 45544534512 is 21543544554.

45544534512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45544534513) 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, 474422187 + ... + 474422282.

It is an arithmetic number, because the mean of its divisors is an integer number (5882835714).

Almost surely, 2^45544534512 is an apocalyptic number.

It is an amenable number.

45544534512 is an abundant number, since it is smaller than the sum of its proper divisors (72112179768).

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

45544534512 is a wasteful number, since it uses less digits than its factorization.

45544534512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 948844480 (or 948844474 counting only the distinct ones).

The product of its digits is 960000, while the sum is 42.

The spelling of 45544534512 in words is "forty-five billion, five hundred forty-four million, five hundred thirty-four thousand, five hundred twelve".