53856469733499 has 48 divisors (see below), whose sum is σ = 80647205009280. Its totient is φ = 34618030387200.

The previous prime is 53856469733497. The next prime is 53856469733503. The reversal of 53856469733499 is 99433796465835.

53856469733499 is a `hidden beast` number, since 5 + 3 + 8 + 5 + 6 + 4 + 6 + 97 + 33 + 499 = 666.

It is not a de Polignac number, because 53856469733499 - 2¹ = 53856469733497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53856469733497) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 105387 + ... + 10379019.

It is an arithmetic number, because the mean of its divisors is an integer number (1680150104360).

Almost surely, 2^{53856469733499} is an apocalyptic number.

53856469733499 is a deficient number, since it is larger than the sum of its proper divisors (26790735275781).

53856469733499 is a wasteful number, since it uses less digits than its factorization.

53856469733499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10273892 (or 10273889 counting only the distinct ones).

The product of its digits is 15872371200, while the sum is 81.

The spelling of 53856469733499 in words is "fifty-three trillion, eight hundred fifty-six billion, four hundred sixty-nine million, seven hundred thirty-three thousand, four hundred ninety-nine".