66502162 has 16 divisors (see below), whose sum is σ = 103547160. Its totient is φ = 31994368.

The previous prime is 66502159. The next prime is 66502193. The reversal of 66502162 is 26120566.

It can be written as a sum of positive squares in 4 ways, for example, as 18740241 + 47761921 = 4329^2 + 6911^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 66502162.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16578 + ... + 20194.

Almost surely, 2^66502162 is an apocalyptic number.

66502162 is a deficient number, since it is larger than the sum of its proper divisors (37044998).

66502162 is a wasteful number, since it uses less digits than its factorization.

66502162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3965.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 66502162 is about 8154.8857747978. The cubic root of 66502162 is about 405.1463414655.

The spelling of 66502162 in words is "sixty-six million, five hundred two thousand, one hundred sixty-two".