51560065706 has 16 divisors (see below), whose sum is σ = 79840857600. Its totient is φ = 24946569840.

The previous prime is 51560065703. The next prime is 51560065759. The reversal of 51560065706 is 60756006515.

It is not an unprimeable number, because it can be changed into a prime (51560065703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1215995 + ... + 1257681.

It is an arithmetic number, because the mean of its divisors is an integer number (4990053600).

Almost surely, 2^51560065706 is an apocalyptic number.

51560065706 is a deficient number, since it is larger than the sum of its proper divisors (28280791894).

51560065706 is a wasteful number, since it uses less digits than its factorization.

51560065706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61669.

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 51560065706 in words is "fifty-one billion, five hundred sixty million, sixty-five thousand, seven hundred six".