51696105265 has 32 divisors (see below), whose sum is σ = 71145676800. Its totient is φ = 35324904384.

The previous prime is 51696105259. The next prime is 51696105271. The reversal of 51696105265 is 56250169615.

51696105265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51696105259) and next prime (51696105271).

It is a de Polignac number, because none of the positive numbers 2^k-51696105265 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15668586 + ... + 15671884.

It is an arithmetic number, because the mean of its divisors is an integer number (2223302400).

Almost surely, 2^51696105265 is an apocalyptic number.

It is an amenable number.

51696105265 is a deficient number, since it is larger than the sum of its proper divisors (19449571535).

51696105265 is a wasteful number, since it uses less digits than its factorization.

51696105265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4741.

The product of its (nonzero) digits is 486000, while the sum is 46.

The spelling of 51696105265 in words is "fifty-one billion, six hundred ninety-six million, one hundred five thousand, two hundred sixty-five".