86790338404 has 81 divisors (see below), whose sum is σ = 194303918361. Its totient is φ = 33796741440.

The previous prime is 86790338351. The next prime is 86790338501. The reversal of 86790338404 is 40483309768.

The square root of 86790338404 is 294602.

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., 75564512100 + 11225826304 = 274890^2 + 105952^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 45367752 + ... + 45369664.

Almost surely, 2^86790338404 is an apocalyptic number.

86790338404 is the 294602-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86790338404

86790338404 is an abundant number, since it is smaller than the sum of its proper divisors (107513579957).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86790338404 is a wasteful number, since it uses less digits than its factorization.

86790338404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3866 (or 1933 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 86790338404 in words is "eighty-six billion, seven hundred ninety million, three hundred thirty-eight thousand, four hundred four".