668114697 has 16 divisors (see below), whose sum is σ = 928673280. Its totient is φ = 426768000.

The previous prime is 668114677. The next prime is 668114719. The reversal of 668114697 is 796411866.

It is a happy number.

It is not a de Polignac number, because 668114697 - 2⁶ = 668114633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (668114617) 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, 26172 + ... + 44957.

It is an arithmetic number, because the mean of its divisors is an integer number (58042080).

Almost surely, 2^668114697 is an apocalyptic number.

It is an amenable number.

668114697 is a deficient number, since it is larger than the sum of its proper divisors (260558583).

668114697 is a wasteful number, since it uses less digits than its factorization.

668114697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71264.

The product of its digits is 435456, while the sum is 48.

The square root of 668114697 is about 25847.9147514843. The cubic root of 668114697 is about 874.2124928648.

The spelling of 668114697 in words is "six hundred sixty-eight million, one hundred fourteen thousand, six hundred ninety-seven".