51873483615 has 16 divisors (see below), whose sum is σ = 83214286848. Its totient is φ = 27593620256.

The previous prime is 51873483559. The next prime is 51873483661. The reversal of 51873483615 is 51638437815.

It is a cyclic number.

It is not a de Polignac number, because 51873483615 - 2⁶ = 51873483551 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4508919 + ... + 4520408.

It is an arithmetic number, because the mean of its divisors is an integer number (5200892928).

Almost surely, 2^51873483615 is an apocalyptic number.

51873483615 is a deficient number, since it is larger than the sum of its proper divisors (31340803233).

51873483615 is a wasteful number, since it uses less digits than its factorization.

51873483615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9029718.

The product of its digits is 2419200, while the sum is 51.

The spelling of 51873483615 in words is "fifty-one billion, eight hundred seventy-three million, four hundred eighty-three thousand, six hundred fifteen".