86284217564 has 24 divisors (see below), whose sum is σ = 152233726848. Its totient is φ = 42789947760.

The previous prime is 86284217561. The next prime is 86284217623. The reversal of 86284217564 is 46571248268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86284217561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185369 + ... + 454895.

It is an arithmetic number, because the mean of its divisors is an integer number (6343071952).

Almost surely, 2^86284217564 is an apocalyptic number.

It is an amenable number.

86284217564 is a deficient number, since it is larger than the sum of its proper divisors (65949509284).

86284217564 is a wasteful number, since it uses less digits than its factorization.

86284217564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270185 (or 270183 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 53.

The spelling of 86284217564 in words is "eighty-six billion, two hundred eighty-four million, two hundred seventeen thousand, five hundred sixty-four".