6669585377286 has 32 divisors (see below), whose sum is σ = 14608739819520. Its totient is φ = 2017397400864.

The previous prime is 6669585377243. The next prime is 6669585377309. The reversal of 6669585377286 is 6827735859666.

It is a Harshad number since it is a multiple of its sum of digits (78).

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, 724635270 + ... + 724644473.

It is an arithmetic number, because the mean of its divisors is an integer number (456523119360).

Almost surely, 2^{6669585377286} is an apocalyptic number.

6669585377286 is an abundant number, since it is smaller than the sum of its proper divisors (7939154442234).

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

6669585377286 is a wasteful number, since it uses less digits than its factorization.

6669585377286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1449279820.

The product of its digits is 5486745600, while the sum is 78.

The spelling of 6669585377286 in words is "six trillion, six hundred sixty-nine billion, five hundred eighty-five million, three hundred seventy-seven thousand, two hundred eighty-six".