51566116110 has 32 divisors (see below), whose sum is σ = 124199121312. Its totient is φ = 13702026240.

The previous prime is 51566116103. The next prime is 51566116153. The reversal of 51566116110 is 1161166515.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3050059 + ... + 3066918.

It is an arithmetic number, because the mean of its divisors is an integer number (3881222541).

Almost surely, 2^51566116110 is an apocalyptic number.

51566116110 is an abundant number, since it is smaller than the sum of its proper divisors (72633005202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51566116110 is a wasteful number, since it uses less digits than its factorization.

51566116110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6117268.

The product of its (nonzero) digits is 5400, while the sum is 33.

The spelling of 51566116110 in words is "fifty-one billion, five hundred sixty-six million, one hundred sixteen thousand, one hundred ten".