52806538899 has 80 divisors (see below), whose sum is σ = 85473780480. Its totient is φ = 32386495680.

The previous prime is 52806538877. The next prime is 52806538957. The reversal of 52806538899 is 99883560825.

52806538899 is a `hidden beast` number, since 5 + 2 + 8 + 0 + 6 + 538 + 8 + 99 = 666.

52806538899 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52806538899 - 2²⁰ = 52805490323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52806538819) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 7317417 + ... + 7324629.

It is an arithmetic number, because the mean of its divisors is an integer number (1068422256).

Almost surely, 2^52806538899 is an apocalyptic number.

52806538899 is a deficient number, since it is larger than the sum of its proper divisors (32667241581).

52806538899 is a wasteful number, since it uses less digits than its factorization.

52806538899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7382 (or 7373 counting only the distinct ones).

The product of its (nonzero) digits is 37324800, while the sum is 63.

The spelling of 52806538899 in words is "fifty-two billion, eight hundred six million, five hundred thirty-eight thousand, eight hundred ninety-nine".