86296969861 has 4 divisors (see below), whose sum is σ = 86329948012. Its totient is φ = 86263991712.

The previous prime is 86296969819. The next prime is 86296969873. The reversal of 86296969861 is 16896969268.

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

It can be written as a sum of positive squares in 2 ways, for example, as 67792536900 + 18504432961 = 260370^2 + 136031^2 .

It is a cyclic number.

It is not a de Polignac number, because 86296969861 - 2⁹ = 86296969349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86296909861) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16485150 + ... + 16490383.

It is an arithmetic number, because the mean of its divisors is an integer number (21582487003).

Almost surely, 2^86296969861 is an apocalyptic number.

It is an amenable number.

86296969861 is a deficient number, since it is larger than the sum of its proper divisors (32978151).

86296969861 is a wasteful number, since it uses less digits than its factorization.

86296969861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32978150.

The product of its digits is 120932352, while the sum is 70.

The spelling of 86296969861 in words is "eighty-six billion, two hundred ninety-six million, nine hundred sixty-nine thousand, eight hundred sixty-one".