53564248650 has 48 divisors (see below), whose sum is σ = 144915644448. Its totient is φ = 12985272000.

The previous prime is 53564248603. The next prime is 53564248681. The reversal of 53564248650 is 5684246535.

It is a self number, because there is not a number n which added to its sum of digits gives 53564248650.

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 23 ways as a sum of consecutive naturals, for example, 16229941 + ... + 16233240.

It is an arithmetic number, because the mean of its divisors is an integer number (3019075926).

Almost surely, 2^53564248650 is an apocalyptic number.

53564248650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53564248650 is an abundant number, since it is smaller than the sum of its proper divisors (91351395798).

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

53564248650 is a wasteful number, since it uses less digits than its factorization.

53564248650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32463207 (or 32463202 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 53564248650 in words is "fifty-three billion, five hundred sixty-four million, two hundred forty-eight thousand, six hundred fifty".