6666724671252 has 48 divisors (see below), whose sum is σ = 15627757563264. Its totient is φ = 2211955200000.

The previous prime is 6666724671247. The next prime is 6666724671287. The reversal of 6666724671252 is 2521764276666.

It is a congruent number.

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, 5464377 + ... + 6572127.

It is an arithmetic number, because the mean of its divisors is an integer number (325578282568).

Almost surely, 2^{6666724671252} is an apocalyptic number.

It is an amenable number.

6666724671252 is an abundant number, since it is smaller than the sum of its proper divisors (8961032892012).

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

6666724671252 is a wasteful number, since it uses less digits than its factorization.

6666724671252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110080 (or 1110078 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 60.

The spelling of 6666724671252 in words is "six trillion, six hundred sixty-six billion, seven hundred twenty-four million, six hundred seventy-one thousand, two hundred fifty-two".