666004050106 has 32 divisors (see below), whose sum is σ = 1033979385600. Its totient is φ = 321608788800.

The previous prime is 666004050097. The next prime is 666004050157. The reversal of 666004050106 is 601050400666.

666004050106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×666004050106² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1073100 + ... + 1575928.

It is an arithmetic number, because the mean of its divisors is an integer number (32311855800).

Almost surely, 2^666004050106 is an apocalyptic number.

666004050106 is a deficient number, since it is larger than the sum of its proper divisors (367975335494).

666004050106 is a wasteful number, since it uses less digits than its factorization.

666004050106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503094.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 666004050106 in words is "six hundred sixty-six billion, four million, fifty thousand, one hundred six".