82550540511 has 6 divisors (see below), whose sum is σ = 119239669640. Its totient is φ = 55033693668.

The previous prime is 82550540447. The next prime is 82550540521. The reversal of 82550540511 is 11504505528.

82550540511 is a `hidden beast` number, since 8 + 2 + 550 + 54 + 0 + 51 + 1 = 666.

It is not a de Polignac number, because 82550540511 - 2⁶ = 82550540447 is a prime.

It is a super-2 number, since 2×82550540511² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82550540521) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 4586141131 + ... + 4586141148.

Almost surely, 2^82550540511 is an apocalyptic number.

82550540511 is a deficient number, since it is larger than the sum of its proper divisors (36689129129).

82550540511 is a wasteful number, since it uses less digits than its factorization.

82550540511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9172282285 (or 9172282282 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

The spelling of 82550540511 in words is "eighty-two billion, five hundred fifty million, five hundred forty thousand, five hundred eleven".