86234890239 has 24 divisors (see below), whose sum is σ = 127259758080. Its totient is φ = 56257901568.

The previous prime is 86234890237. The next prime is 86234890241. The reversal of 86234890239 is 93209843268.

It is a happy number.

86234890239 is a `hidden beast` number, since 8 + 62 + 348 + 9 + 0 + 239 = 666.

It is an interprime number because it is at equal distance from previous prime (86234890237) and next prime (86234890241).

It is not a de Polignac number, because 86234890239 - 2¹ = 86234890237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86234890237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 477247 + ... + 632640.

It is an arithmetic number, because the mean of its divisors is an integer number (5302489920).

Almost surely, 2^86234890239 is an apocalyptic number.

86234890239 is a gapful number since it is divisible by the number (89) formed by its first and last digit.

86234890239 is a deficient number, since it is larger than the sum of its proper divisors (41024867841).

86234890239 is a wasteful number, since it uses less digits than its factorization.

86234890239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110079 (or 1110076 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 86234890239 in words is "eighty-six billion, two hundred thirty-four million, eight hundred ninety thousand, two hundred thirty-nine".