86464240423 has 16 divisors (see below), whose sum is σ = 98704624896. Its totient is φ = 74973226240.

The previous prime is 86464240409. The next prime is 86464240483. The reversal of 86464240423 is 32404246468.

It is not a de Polignac number, because 86464240423 - 2¹⁷ = 86464109351 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86464240423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86464240403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 394765 + ... + 573382.

It is an arithmetic number, because the mean of its divisors is an integer number (6169039056).

Almost surely, 2^86464240423 is an apocalyptic number.

86464240423 is a deficient number, since it is larger than the sum of its proper divisors (12240384473).

86464240423 is a wasteful number, since it uses less digits than its factorization.

86464240423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968534.

The product of its (nonzero) digits is 884736, while the sum is 43.

The spelling of 86464240423 in words is "eighty-six billion, four hundred sixty-four million, two hundred forty thousand, four hundred twenty-three".