52194139559 has 4 divisors (see below), whose sum is σ = 52710913320. Its totient is φ = 51677365800.

The previous prime is 52194139511. The next prime is 52194139583. The reversal of 52194139559 is 95593149125.

52194139559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 52194139559 - 2²⁴ = 52177362343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52194139559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52194130559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258386729 + ... + 258386930.

It is an arithmetic number, because the mean of its divisors is an integer number (13177728330).

Almost surely, 2^52194139559 is an apocalyptic number.

52194139559 is a deficient number, since it is larger than the sum of its proper divisors (516773761).

52194139559 is a wasteful number, since it uses less digits than its factorization.

52194139559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516773760.

The product of its digits is 2187000, while the sum is 53.

The spelling of 52194139559 in words is "fifty-two billion, one hundred ninety-four million, one hundred thirty-nine thousand, five hundred fifty-nine".