45149738536 has 32 divisors (see below), whose sum is σ = 96797413440. Its totient is φ = 19340293248.

The previous prime is 45149738521. The next prime is 45149738539. The reversal of 45149738536 is 63583794154.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (45149738539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85365 + ... + 312388.

It is an arithmetic number, because the mean of its divisors is an integer number (3024919170).

Almost surely, 2^45149738536 is an apocalyptic number.

It is an amenable number.

45149738536 is an abundant number, since it is smaller than the sum of its proper divisors (51647674904).

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

45149738536 is a wasteful number, since it uses less digits than its factorization.

45149738536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399793 (or 399789 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 55.

The spelling of 45149738536 in words is "forty-five billion, one hundred forty-nine million, seven hundred thirty-eight thousand, five hundred thirty-six".