52591898693 has 8 divisors (see below), whose sum is σ = 54894086016. Its totient is φ = 50291010000.

The previous prime is 52591898677. The next prime is 52591898707. The reversal of 52591898693 is 39689819525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52591898693 - 2⁴ = 52591898677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52591898603) 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 7 ways as a sum of consecutive naturals, for example, 241433 + ... + 404318.

It is an arithmetic number, because the mean of its divisors is an integer number (6861760752).

Almost surely, 2^52591898693 is an apocalyptic number.

It is an amenable number.

52591898693 is a deficient number, since it is larger than the sum of its proper divisors (2302187323).

52591898693 is a wasteful number, since it uses less digits than its factorization.

52591898693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649315.

The product of its digits is 41990400, while the sum is 65.

The spelling of 52591898693 in words is "fifty-two billion, five hundred ninety-one million, eight hundred ninety-eight thousand, six hundred ninety-three".