45524805812 has 24 divisors (see below), whose sum is σ = 81490279080. Its totient is φ = 22246623360.

The previous prime is 45524805811. The next prime is 45524805817. The reversal of 45524805812 is 21850842554.

It can be written as a sum of positive squares in 4 ways, for example, as 5683048996 + 39841756816 = 75386^2 + 199604^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45524805811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 555887 + ... + 632502.

It is an arithmetic number, because the mean of its divisors is an integer number (3395428295).

Almost surely, 2^45524805812 is an apocalyptic number.

It is an amenable number.

45524805812 is a deficient number, since it is larger than the sum of its proper divisors (35965473268).

45524805812 is a wasteful number, since it uses less digits than its factorization.

45524805812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188611 (or 1188609 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 44.

The spelling of 45524805812 in words is "forty-five billion, five hundred twenty-four million, eight hundred five thousand, eight hundred twelve".