32668645827 has 18 divisors (see below), whose sum is σ = 43840932516. Its totient is φ = 21638638080.

The previous prime is 32668645787. The next prime is 32668645903. The reversal of 32668645827 is 72854686623.

It is not a de Polignac number, because 32668645827 - 2⁸ = 32668645571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32668645627) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 75447003 + ... + 75447435.

It is an arithmetic number, because the mean of its divisors is an integer number (2435607362).

Almost surely, 2^32668645827 is an apocalyptic number.

32668645827 is a deficient number, since it is larger than the sum of its proper divisors (11172286689).

32668645827 is an frugal number, since it uses more digits than its factorization.

32668645827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351 (or 677 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 57.

The spelling of 32668645827 in words is "thirty-two billion, six hundred sixty-eight million, six hundred forty-five thousand, eight hundred twenty-seven".