86761900237 has 2 divisors, whose sum is σ = 86761900238. Its totient is φ = 86761900236.

The previous prime is 86761900231. The next prime is 86761900243. The reversal of 86761900237 is 73200916768.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (86761900231) and next prime (86761900243).

It can be written as a sum of positive squares in only one way, i.e., 44535349156 + 42226551081 = 211034^2 + 205491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86761900237 is a prime.

It is a super-3 number, since 3×86761900237³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86761900231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43380950118 + 43380950119.

It is an arithmetic number, because the mean of its divisors is an integer number (43380950119).

Almost surely, 2^86761900237 is an apocalyptic number.

It is an amenable number.

86761900237 is a deficient number, since it is larger than the sum of its proper divisors (1).

86761900237 is an equidigital number, since it uses as much as digits as its factorization.

86761900237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 86761900237 in words is "eighty-six billion, seven hundred sixty-one million, nine hundred thousand, two hundred thirty-seven".