86204337797 has 2 divisors, whose sum is σ = 86204337798. Its totient is φ = 86204337796.

The previous prime is 86204337781. The next prime is 86204337833. The reversal of 86204337797 is 79773340268.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84565221601 + 1639116196 = 290801^2 + 40486^2 .

It is a cyclic number.

It is not a de Polignac number, because 86204337797 - 2⁴ = 86204337781 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86204337727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43102168898 + 43102168899.

It is an arithmetic number, because the mean of its divisors is an integer number (43102168899).

Almost surely, 2^86204337797 is an apocalyptic number.

It is an amenable number.

86204337797 is a deficient number, since it is larger than the sum of its proper divisors (1).

86204337797 is an equidigital number, since it uses as much as digits as its factorization.

86204337797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10668672, while the sum is 56.

The spelling of 86204337797 in words is "eighty-six billion, two hundred four million, three hundred thirty-seven thousand, seven hundred ninety-seven".