516561615051 has 8 divisors (see below), whose sum is σ = 701744081040. Its totient is φ = 337876779552.

The previous prime is 516561614971. The next prime is 516561615061. The reversal of 516561615051 is 150516165615.

516561615051 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 516561615051 - 2¹³ = 516561606859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 516561614994 and 516561615012.

It is not an unprimeable number, because it can be changed into a prime (516561615061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1624407436 + ... + 1624407753.

It is an arithmetic number, because the mean of its divisors is an integer number (87718010130).

Almost surely, 2^516561615051 is an apocalyptic number.

516561615051 is a deficient number, since it is larger than the sum of its proper divisors (185182465989).

516561615051 is a wasteful number, since it uses less digits than its factorization.

516561615051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3248815245.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 516561615051 in words is "five hundred sixteen billion, five hundred sixty-one million, six hundred fifteen thousand, fifty-one".