86343120964 has 9 divisors (see below), whose sum is σ = 151101490141. Its totient is φ = 43171266640.

The previous prime is 86343120959. The next prime is 86343121069. The reversal of 86343120964 is 46902134368.

The square root of 86343120964 is 293842.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 13399914564 + 72943206400 = 115758^2 + 270080^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 514224 + ... + 661144.

Almost surely, 2^86343120964 is an apocalyptic number.

86343120964 is the 293842-nd square number.

It is an amenable number.

86343120964 is a deficient number, since it is larger than the sum of its proper divisors (64758369177).

86343120964 is an frugal number, since it uses more digits than its factorization.

86343120964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293846 (or 146923 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 86343120964 in words is "eighty-six billion, three hundred forty-three million, one hundred twenty thousand, nine hundred sixty-four".