65060666 has 32 divisors (see below), whose sum is σ = 114317568. Its totient is φ = 27440640.

The previous prime is 65060663. The next prime is 65060719. The reversal of 65060666 is 66606056.

It is not an unprimeable number, because it can be changed into a prime (65060663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26111 + ... + 28493.

It is an arithmetic number, because the mean of its divisors is an integer number (3572424).

Almost surely, 2^65060666 is an apocalyptic number.

65060666 is a deficient number, since it is larger than the sum of its proper divisors (49256902).

65060666 is a wasteful number, since it uses less digits than its factorization.

65060666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486.

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 65060666 is about 8066.0192164413. The cubic root of 65060666 is about 402.1976248345.

It can be divided in two parts, 650 and 60666, that added together give a palindrome (61316).

The spelling of 65060666 in words is "sixty-five million, sixty thousand, six hundred sixty-six".