86981733463 has 2 divisors, whose sum is σ = 86981733464. Its totient is φ = 86981733462.

The previous prime is 86981733407. The next prime is 86981733497. The reversal of 86981733463 is 36433718968.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86981733463 - 2¹⁷ = 86981602391 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86981733398 and 86981733407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86981733763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43490866731 + 43490866732.

It is an arithmetic number, because the mean of its divisors is an integer number (43490866732).

Almost surely, 2^86981733463 is an apocalyptic number.

86981733463 is a deficient number, since it is larger than the sum of its proper divisors (1).

86981733463 is an equidigital number, since it uses as much as digits as its factorization.

86981733463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15676416, while the sum is 58.

The spelling of 86981733463 in words is "eighty-six billion, nine hundred eighty-one million, seven hundred thirty-three thousand, four hundred sixty-three".