45281552528 has 20 divisors (see below), whose sum is σ = 90104171580. Its totient is φ = 22028863104.

The previous prime is 45281552509. The next prime is 45281552539. The reversal of 45281552528 is 82525518254.

It can be written as a sum of positive squares in 2 ways, for example, as 39621698704 + 5659853824 = 199052^2 + 75232^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38243963 + ... + 38245146.

It is an arithmetic number, because the mean of its divisors is an integer number (4505208579).

Almost surely, 2^45281552528 is an apocalyptic number.

It is an amenable number.

45281552528 is a deficient number, since it is larger than the sum of its proper divisors (44822619052).

45281552528 is a wasteful number, since it uses less digits than its factorization.

45281552528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76489154 (or 76489148 counting only the distinct ones).

The product of its digits is 1280000, while the sum is 47.

The spelling of 45281552528 in words is "forty-five billion, two hundred eighty-one million, five hundred fifty-two thousand, five hundred twenty-eight".