86374596689 has 2 divisors, whose sum is σ = 86374596690. Its totient is φ = 86374596688.

The previous prime is 86374596667. The next prime is 86374596767. The reversal of 86374596689 is 98669547368.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44445072400 + 41929524289 = 210820^2 + 204767^2 .

It is a cyclic number.

It is not a de Polignac number, because 86374596689 - 2¹² = 86374592593 is a prime.

It is not a weakly prime, because it can be changed into another prime (86374596389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43187298344 + 43187298345.

It is an arithmetic number, because the mean of its divisors is an integer number (43187298345).

Almost surely, 2^86374596689 is an apocalyptic number.

It is an amenable number.

86374596689 is a deficient number, since it is larger than the sum of its proper divisors (1).

86374596689 is an equidigital number, since it uses as much as digits as its factorization.

86374596689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 470292480, while the sum is 71.

The spelling of 86374596689 in words is "eighty-six billion, three hundred seventy-four million, five hundred ninety-six thousand, six hundred eighty-nine".