45545332512 has 24 divisors (see below), whose sum is σ = 119556498096. Its totient is φ = 15181777472.

The previous prime is 45545332507. The next prime is 45545332537. The reversal of 45545332512 is 21523354554.

45545332512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

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, 237215178 + ... + 237215369.

It is an arithmetic number, because the mean of its divisors is an integer number (4981520754).

Almost surely, 2^45545332512 is an apocalyptic number.

It is an amenable number.

45545332512 is an abundant number, since it is smaller than the sum of its proper divisors (74011165584).

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

45545332512 is a wasteful number, since it uses less digits than its factorization.

45545332512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474430560 (or 474430552 counting only the distinct ones).

The product of its digits is 360000, while the sum is 39.

The spelling of 45545332512 in words is "forty-five billion, five hundred forty-five million, three hundred thirty-two thousand, five hundred twelve".