53587994500 has 48 divisors (see below), whose sum is σ = 117093478320. Its totient is φ = 21424704000.

The previous prime is 53587994489. The next prime is 53587994501. The reversal of 53587994500 is 549978535.

It can be written as a sum of positive squares in 8 ways, for example, as 22334704704 + 31253289796 = 149448^2 + 176786^2 .

It is not an unprimeable number, because it can be changed into a prime (53587994501) 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 15 ways as a sum of consecutive naturals, for example, 1039330 + ... + 1089670.

It is an arithmetic number, because the mean of its divisors is an integer number (2439447465).

Almost surely, 2^53587994500 is an apocalyptic number.

53587994500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53587994500 is an abundant number, since it is smaller than the sum of its proper divisors (63505483820).

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

53587994500 is a wasteful number, since it uses less digits than its factorization.

53587994500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52489 (or 52477 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 55.

The spelling of 53587994500 in words is "fifty-three billion, five hundred eighty-seven million, nine hundred ninety-four thousand, five hundred".