514399666 has 16 divisors (see below), whose sum is σ = 850082688. Its totient is φ = 231502000.

The previous prime is 514399661. The next prime is 514399679. The reversal of 514399666 is 666993415.

It is not an unprimeable number, because it can be changed into a prime (514399661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113530 + ... + 117973.

It is an arithmetic number, because the mean of its divisors is an integer number (53130168).

Almost surely, 2^514399666 is an apocalyptic number.

514399666 is a deficient number, since it is larger than the sum of its proper divisors (335683022).

514399666 is a wasteful number, since it uses less digits than its factorization.

514399666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231617.

The product of its digits is 1049760, while the sum is 49.

The square root of 514399666 is about 22680.3806405448. The cubic root of 514399666 is about 801.2478785286.

The spelling of 514399666 in words is "five hundred fourteen million, three hundred ninety-nine thousand, six hundred sixty-six".