51560610219 has 24 divisors (see below), whose sum is σ = 76346236512. Its totient is φ = 33511927680.

The previous prime is 51560610197. The next prime is 51560610313. The reversal of 51560610219 is 91201606515.

51560610219 is a `hidden beast` number, since 5 + 15 + 6 + 0 + 610 + 21 + 9 = 666.

It is not a de Polignac number, because 51560610219 - 2²⁰ = 51559561643 is a prime.

It is a super-2 number, since 2×51560610219² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51560610419) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 488074 + ... + 584240.

It is an arithmetic number, because the mean of its divisors is an integer number (3181093188).

Almost surely, 2^51560610219 is an apocalyptic number.

51560610219 is a deficient number, since it is larger than the sum of its proper divisors (24785626293).

51560610219 is a wasteful number, since it uses less digits than its factorization.

51560610219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97667 (or 97664 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

It can be divided in two parts, 515606 and 10219, that added together give a triangular number (525825 = T₁₀₂₅).

The spelling of 51560610219 in words is "fifty-one billion, five hundred sixty million, six hundred ten thousand, two hundred nineteen".