86311446784 has 18 divisors (see below), whose sum is σ = 172285739990. Its totient is φ = 43155723264.

The previous prime is 86311446779. The next prime is 86311446791. The reversal of 86311446784 is 48764411368.

It can be written as a sum of positive squares in only one way, i.e., 60752390400 + 25559056384 = 246480^2 + 159872^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168576789 + ... + 168577300.

Almost surely, 2^86311446784 is an apocalyptic number.

It is an amenable number.

86311446784 is a deficient number, since it is larger than the sum of its proper divisors (85974293206).

86311446784 is an equidigital number, since it uses as much as digits as its factorization.

86311446784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337154105 (or 337154091 counting only the distinct ones).

The product of its digits is 3096576, while the sum is 52.

The spelling of 86311446784 in words is "eighty-six billion, three hundred eleven million, four hundred forty-six thousand, seven hundred eighty-four".