5144815856 has 20 divisors (see below), whose sum is σ = 9994816392. Its totient is φ = 2565508416.

The previous prime is 5144815843. The next prime is 5144815873. The reversal of 5144815856 is 6585184415.

It is a self number, because there is not a number n which added to its sum of digits gives 5144815856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425066 + ... + 437001.

Almost surely, 2^5144815856 is an apocalyptic number.

It is an amenable number.

5144815856 is a deficient number, since it is larger than the sum of its proper divisors (4850000536).

5144815856 is a wasteful number, since it uses less digits than its factorization.

5144815856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862448 (or 862442 counting only the distinct ones).

The product of its digits is 768000, while the sum is 47.

The square root of 5144815856 is about 71727.3717349242. The cubic root of 5144815856 is about 1726.3278559509.

The spelling of 5144815856 in words is "five billion, one hundred forty-four million, eight hundred fifteen thousand, eight hundred fifty-six".