86664296866 has 16 divisors (see below), whose sum is σ = 148590160704. Its totient is φ = 37136142864.

The previous prime is 86664296863. The next prime is 86664296897. The reversal of 86664296866 is 66869246668.

It is not an unprimeable number, because it can be changed into a prime (86664296863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 379725 + ... + 563488.

It is an arithmetic number, because the mean of its divisors is an integer number (9286885044).

Almost surely, 2^86664296866 is an apocalyptic number.

86664296866 is a deficient number, since it is larger than the sum of its proper divisors (61925863838).

86664296866 is a wasteful number, since it uses less digits than its factorization.

86664296866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949785.

The product of its digits is 214990848, while the sum is 67.

The spelling of 86664296866 in words is "eighty-six billion, six hundred sixty-four million, two hundred ninety-six thousand, eight hundred sixty-six".