28461590524 has 24 divisors (see below), whose sum is σ = 51931031040. Its totient is φ = 13631881536.

The previous prime is 28461590503. The next prime is 28461590527. The reversal of 28461590524 is 42509516482.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28461590527) 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, 951247 + ... + 980710.

It is an arithmetic number, because the mean of its divisors is an integer number (2163792960).

Almost surely, 2^28461590524 is an apocalyptic number.

It is an amenable number.

28461590524 is a deficient number, since it is larger than the sum of its proper divisors (23469440516).

28461590524 is a wasteful number, since it uses less digits than its factorization.

28461590524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1932117 (or 1932115 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 28461590524 in words is "twenty-eight billion, four hundred sixty-one million, five hundred ninety thousand, five hundred twenty-four".