53688835199 has 4 divisors (see below), whose sum is σ = 53740809936. Its totient is φ = 53636860464.

The previous prime is 53688835159. The next prime is 53688835201. The reversal of 53688835199 is 99153888635.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53688835199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53688835129) by changing a digit.

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, 25985819 + ... + 25987884.

It is an arithmetic number, because the mean of its divisors is an integer number (13435202484).

Almost surely, 2^53688835199 is an apocalyptic number.

53688835199 is a deficient number, since it is larger than the sum of its proper divisors (51974737).

53688835199 is a wasteful number, since it uses less digits than its factorization.

53688835199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51974736.

The product of its digits is 55987200, while the sum is 65.

The spelling of 53688835199 in words is "fifty-three billion, six hundred eighty-eight million, eight hundred thirty-five thousand, one hundred ninety-nine".