515782960051 has 4 divisors (see below), whose sum is σ = 526757065632. Its totient is φ = 504808854472.

The previous prime is 515782960009. The next prime is 515782960141. The reversal of 515782960051 is 150069287515.

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 515782960051 - 2²³ = 515774571443 is a prime.

It is a Smith number, since the sum of its digits (49) 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 a junction number, because it is equal to n+sod(n) for n = 515782959977 and 515782960004.

It is not an unprimeable number, because it can be changed into a prime (515782964051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5487052720 + ... + 5487052813.

It is an arithmetic number, because the mean of its divisors is an integer number (131689266408).

Almost surely, 2^515782960051 is an apocalyptic number.

515782960051 is a deficient number, since it is larger than the sum of its proper divisors (10974105581).

515782960051 is a wasteful number, since it uses less digits than its factorization.

515782960051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10974105580.

The product of its (nonzero) digits is 756000, while the sum is 49.

The spelling of 515782960051 in words is "five hundred fifteen billion, seven hundred eighty-two million, nine hundred sixty thousand, fifty-one".