51560616506651 has 8 divisors (see below), whose sum is σ = 59007473091840. Its totient is φ = 44134023478248.

The previous prime is 51560616506647. The next prime is 51560616506669. The reversal of 51560616506651 is 15660561606515.

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

It is a cyclic number.

It is not a de Polignac number, because 51560616506651 - 2² = 51560616506647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51560616506593 and 51560616506602.

It is not an unprimeable number, because it can be changed into a prime (51560616506051) 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, 5065883741 + ... + 5065893918.

It is an arithmetic number, because the mean of its divisors is an integer number (7375934136480).

Almost surely, 2^{51560616506651} is an apocalyptic number.

51560616506651 is a deficient number, since it is larger than the sum of its proper divisors (7446856585189).

51560616506651 is a wasteful number, since it uses less digits than its factorization.

51560616506651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10131778393.

The product of its (nonzero) digits is 4860000, while the sum is 53.

The spelling of 51560616506651 in words is "fifty-one trillion, five hundred sixty billion, six hundred sixteen million, five hundred six thousand, six hundred fifty-one".