82303777786 has 4 divisors (see below), whose sum is σ = 123455666682. Its totient is φ = 41151888892.

The previous prime is 82303777741. The next prime is 82303777793. The reversal of 82303777786 is 68777730328.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 67130219025 + 15173558761 = 259095^2 + 123181^2 .

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 82303777786.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20575944445 + ... + 20575944448.

Almost surely, 2^82303777786 is an apocalyptic number.

82303777786 is a deficient number, since it is larger than the sum of its proper divisors (41151888896).

82303777786 is a wasteful number, since it uses less digits than its factorization.

82303777786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41151888895.

The product of its (nonzero) digits is 16595712, while the sum is 58.

The spelling of 82303777786 in words is "eighty-two billion, three hundred three million, seven hundred seventy-seven thousand, seven hundred eighty-six".