666010501602 has 16 divisors (see below), whose sum is σ = 1332380956032. Its totient is φ = 221943508400.

The previous prime is 666010501591. The next prime is 666010501619. The reversal of 666010501602 is 206105010666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14973978 + ... + 15018389.

It is an arithmetic number, because the mean of its divisors is an integer number (83273809752).

Almost surely, 2^666010501602 is an apocalyptic number.

666010501602 is an abundant number, since it is smaller than the sum of its proper divisors (666370454430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

666010501602 is a wasteful number, since it uses less digits than its factorization.

666010501602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29996073.

The product of its (nonzero) digits is 12960, while the sum is 33.

The spelling of 666010501602 in words is "six hundred sixty-six billion, ten million, five hundred one thousand, six hundred two".