86488462381 has 2 divisors, whose sum is σ = 86488462382. Its totient is φ = 86488462380.

The previous prime is 86488462349. The next prime is 86488462433. The reversal of 86488462381 is 18326488468.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71337068100 + 15151394281 = 267090^2 + 123091^2 .

It is a cyclic number.

It is not a de Polignac number, because 86488462381 - 2⁵ = 86488462349 is a prime.

It is a super-3 number, since 3×86488462381³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86488465381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43244231190 + 43244231191.

It is an arithmetic number, because the mean of its divisors is an integer number (43244231191).

Almost surely, 2^86488462381 is an apocalyptic number.

It is an amenable number.

86488462381 is a deficient number, since it is larger than the sum of its proper divisors (1).

86488462381 is an equidigital number, since it uses as much as digits as its factorization.

86488462381 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14155776, while the sum is 58.

The spelling of 86488462381 in words is "eighty-six billion, four hundred eighty-eight million, four hundred sixty-two thousand, three hundred eighty-one".