6666203612124 has 54 divisors (see below), whose sum is σ = 19601813007504. Its totient is φ = 1904629602960.

The previous prime is 6666203612083. The next prime is 6666203612137. The reversal of 6666203612124 is 4212163026666.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6666203612124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1889511732 + ... + 1889515259.

It is an arithmetic number, because the mean of its divisors is an integer number (362996537176).

Almost surely, 2^{6666203612124} is an apocalyptic number.

It is an amenable number.

6666203612124 is an abundant number, since it is smaller than the sum of its proper divisors (12935609395380).

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

6666203612124 is a wasteful number, since it uses less digits than its factorization.

6666203612124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3779027015 (or 3779027003 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 6666203612124 in words is "six trillion, six hundred sixty-six billion, two hundred three million, six hundred twelve thousand, one hundred twenty-four".