117766636932650 has 12 divisors (see below), whose sum is σ = 219045944694822. Its totient is φ = 47106654773040.

The previous prime is 117766636932631. The next prime is 117766636932697. The reversal of 117766636932650 is 56239636667711.

It can be written as a sum of positive squares in 3 ways, for example, as 92080279647409 + 25686357285241 = 9595847^2 + 5068171^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1177666369277 + ... + 1177666369376.

Almost surely, 2^{117766636932650} is an apocalyptic number.

117766636932650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117766636932650 is a deficient number, since it is larger than the sum of its proper divisors (101279307762172).

117766636932650 is a wasteful number, since it uses less digits than its factorization.

117766636932650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2355332738665 (or 2355332738660 counting only the distinct ones).

The product of its (nonzero) digits is 308629440, while the sum is 68.

The spelling of 117766636932650 in words is "one hundred seventeen trillion, seven hundred sixty-six billion, six hundred thirty-six million, nine hundred thirty-two thousand, six hundred fifty".