51022502105 has 16 divisors (see below), whose sum is σ = 62117020800. Its totient is φ = 40225580928.

The previous prime is 51022502099. The next prime is 51022502123. The reversal of 51022502105 is 50120522015.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51022502105 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389246 + ... + 503544.

It is an arithmetic number, because the mean of its divisors is an integer number (3882313800).

Almost surely, 2^51022502105 is an apocalyptic number.

It is an amenable number.

51022502105 is a deficient number, since it is larger than the sum of its proper divisors (11094518695).

51022502105 is a wasteful number, since it uses less digits than its factorization.

51022502105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115600.

The product of its (nonzero) digits is 1000, while the sum is 23.

The spelling of 51022502105 in words is "fifty-one billion, twenty-two million, five hundred two thousand, one hundred five".