51055170706 has 16 divisors (see below), whose sum is σ = 78461986680. Its totient is φ = 24901355520.

The previous prime is 51055170703. The next prime is 51055170781. The reversal of 51055170706 is 60707155015.

It can be written as a sum of positive squares in 4 ways, for example, as 16241208481 + 34813962225 = 127441^2 + 186585^2 .

It is not an unprimeable number, because it can be changed into a prime (51055170703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576730 + ... + 659338.

Almost surely, 2^51055170706 is an apocalyptic number.

51055170706 is a deficient number, since it is larger than the sum of its proper divisors (27406815974).

51055170706 is a wasteful number, since it uses less digits than its factorization.

51055170706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90189.

The product of its (nonzero) digits is 36750, while the sum is 37.

The spelling of 51055170706 in words is "fifty-one billion, fifty-five million, one hundred seventy thousand, seven hundred six".