6662227936897 has 16 divisors (see below), whose sum is σ = 7269194862720. Its totient is φ = 6069023528832.

The previous prime is 6662227936873. The next prime is 6662227936909. The reversal of 6662227936897 is 7986397222666.

It is a cyclic number.

It is not a de Polignac number, because 6662227936897 - 2²³ = 6662219548289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6662227934897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4899853 + ... + 6110074.

It is an arithmetic number, because the mean of its divisors is an integer number (454324678920).

Almost surely, 2^{6662227936897} is an apocalyptic number.

It is an amenable number.

6662227936897 is a deficient number, since it is larger than the sum of its proper divisors (606966925823).

6662227936897 is a wasteful number, since it uses less digits than its factorization.

6662227936897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11010552.

The product of its digits is 987614208, while the sum is 73.

The spelling of 6662227936897 in words is "six trillion, six hundred sixty-two billion, two hundred twenty-seven million, nine hundred thirty-six thousand, eight hundred ninety-seven".