6662227936895 has 4 divisors (see below), whose sum is σ = 7994673524280. Its totient is φ = 5329782349512.

The previous prime is 6662227936873. The next prime is 6662227936909. The reversal of 6662227936895 is 5986397222666.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6662227936895 - 2¹² = 6662227932799 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 666222793685 + ... + 666222793694.

It is an arithmetic number, because the mean of its divisors is an integer number (1998668381070).

Almost surely, 2^{6662227936895} is an apocalyptic number.

6662227936895 is a deficient number, since it is larger than the sum of its proper divisors (1332445587385).

6662227936895 is a wasteful number, since it uses less digits than its factorization.

6662227936895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1332445587384.

The product of its digits is 705438720, while the sum is 71.

The spelling of 6662227936895 in words is "six trillion, six hundred sixty-two billion, two hundred twenty-seven million, nine hundred thirty-six thousand, eight hundred ninety-five".