53116364515 has 4 divisors (see below), whose sum is σ = 63739637424. Its totient is φ = 42493091608.

The previous prime is 53116364491. The next prime is 53116364531. The reversal of 53116364515 is 51546361135.

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 53116364515 - 2⁹ = 53116364003 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5311636447 + ... + 5311636456.

It is an arithmetic number, because the mean of its divisors is an integer number (15934909356).

Almost surely, 2^53116364515 is an apocalyptic number.

53116364515 is a deficient number, since it is larger than the sum of its proper divisors (10623272909).

53116364515 is a wasteful number, since it uses less digits than its factorization.

53116364515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10623272908.

The product of its digits is 162000, while the sum is 40.

The spelling of 53116364515 in words is "fifty-three billion, one hundred sixteen million, three hundred sixty-four thousand, five hundred fifteen".