86206982767790 has 16 divisors (see below), whose sum is σ = 155185572847968. Its totient is φ = 34479903359136.

The previous prime is 86206982767733. The next prime is 86206982767819. The reversal of 86206982767790 is 9776728960268.

It is a super-2 number, since 2×86206982767790² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361093202 + ... + 361331861.

It is an arithmetic number, because the mean of its divisors is an integer number (9699098302998).

Almost surely, 2^{86206982767790} is an apocalyptic number.

86206982767790 is a deficient number, since it is larger than the sum of its proper divisors (68978590080178).

86206982767790 is a wasteful number, since it uses less digits than its factorization.

86206982767790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722437003.

The product of its (nonzero) digits is 1536288768, while the sum is 77.

The spelling of 86206982767790 in words is "eighty-six trillion, two hundred six billion, nine hundred eighty-two million, seven hundred sixty-seven thousand, seven hundred ninety".