82577788911 has 12 divisors (see below), whose sum is σ = 119283275488. Its totient is φ = 55049899104.

The previous prime is 82577788903. The next prime is 82577788913. The reversal of 82577788911 is 11988777528.

It is not a de Polignac number, because 82577788911 - 2³ = 82577788903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82577788913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131466 + ... + 427128.

Almost surely, 2^82577788911 is an apocalyptic number.

82577788911 is a deficient number, since it is larger than the sum of its proper divisors (36705486577).

82577788911 is a wasteful number, since it uses less digits than its factorization.

82577788911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326702 (or 326699 counting only the distinct ones).

The product of its digits is 15805440, while the sum is 63.

The spelling of 82577788911 in words is "eighty-two billion, five hundred seventy-seven million, seven hundred eighty-eight thousand, nine hundred eleven".