45170032512 has 512 divisors, whose sum is σ = 145411200000. Its totient is φ = 12262440960.

The previous prime is 45170032459. The next prime is 45170032553. The reversal of 45170032512 is 21523007154.

45170032512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 45170032512.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 226984989 + ... + 226985187.

It is an arithmetic number, because the mean of its divisors is an integer number (284006250).

Almost surely, 2^45170032512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45170032512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72705600000).

45170032512 is an abundant number, since it is smaller than the sum of its proper divisors (100241167488).

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

45170032512 is a wasteful number, since it uses less digits than its factorization.

45170032512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382 (or 370 counting only the distinct ones).

The product of its (nonzero) digits is 8400, while the sum is 30.

Adding to 45170032512 its reverse (21523007154), we get a palindrome (66693039666).

The spelling of 45170032512 in words is "forty-five billion, one hundred seventy million, thirty-two thousand, five hundred twelve".