53191647599 has 16 divisors (see below), whose sum is σ = 56501452800. Its totient is φ = 49902190464.

The previous prime is 53191647563. The next prime is 53191647637. The reversal of 53191647599 is 99574619135.

It is a cyclic number.

It is not a de Polignac number, because 53191647599 - 2¹² = 53191643503 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 (53191647539) 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 15 ways as a sum of consecutive naturals, for example, 8457434 + ... + 8463720.

It is an arithmetic number, because the mean of its divisors is an integer number (3531340800).

Almost surely, 2^53191647599 is an apocalyptic number.

53191647599 is a deficient number, since it is larger than the sum of its proper divisors (3309805201).

53191647599 is a wasteful number, since it uses less digits than its factorization.

53191647599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7822.

The product of its digits is 9185400, while the sum is 59.

The spelling of 53191647599 in words is "fifty-three billion, one hundred ninety-one million, six hundred forty-seven thousand, five hundred ninety-nine".