5151857756 has 6 divisors (see below), whose sum is σ = 9015751080. Its totient is φ = 2575928876.

The previous prime is 5151857717. The next prime is 5151857773. The reversal of 5151857756 is 6577581515.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 643982216 + ... + 643982223.

It is an arithmetic number, because the mean of its divisors is an integer number (1502625180).

Almost surely, 2^5151857756 is an apocalyptic number.

It is an amenable number.

5151857756 is a deficient number, since it is larger than the sum of its proper divisors (3863893324).

5151857756 is a wasteful number, since it uses less digits than its factorization.

5151857756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1287964443 (or 1287964441 counting only the distinct ones).

The product of its digits is 1470000, while the sum is 50.

The square root of 5151857756 is about 71776.4429043401. The cubic root of 5151857756 is about 1727.1151264949.

The spelling of 5151857756 in words is "five billion, one hundred fifty-one million, eight hundred fifty-seven thousand, seven hundred fifty-six".