662162202117 has 24 divisors (see below), whose sum is σ = 1031879439864. Its totient is φ = 406752822144.

The previous prime is 662162202017. The next prime is 662162202167. The reversal of 662162202117 is 711202261266.

It is a happy number.

662162202117 is a `hidden beast` number, since 6 + 6 + 2 + 1 + 622 + 0 + 21 + 1 + 7 = 666.

662162202117 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 47178446436 + 614983755681 = 217206^2 + 784209^2 .

It is not a de Polignac number, because 662162202117 - 2²⁴ = 662145424901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662162202167) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5015178 + ... + 5145515.

It is an arithmetic number, because the mean of its divisors is an integer number (42994976661).

Almost surely, 2^662162202117 is an apocalyptic number.

It is an amenable number.

662162202117 is a deficient number, since it is larger than the sum of its proper divisors (369717237747).

662162202117 is a wasteful number, since it uses less digits than its factorization.

662162202117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10161269 (or 10161266 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 662162202117 in words is "six hundred sixty-two billion, one hundred sixty-two million, two hundred two thousand, one hundred seventeen".