82650055 has 16 divisors (see below), whose sum is σ = 103529664. Its totient is φ = 63281920.

The previous prime is 82650053. The next prime is 82650079. The reversal of 82650055 is 55005628.

It is not a de Polignac number, because 82650055 - 2¹ = 82650053 is a prime.

It is a super-3 number, since 3×82650055³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82649999 and 82650026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82650053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7062 + ... + 14668.

It is an arithmetic number, because the mean of its divisors is an integer number (6470604).

Almost surely, 2^82650055 is an apocalyptic number.

82650055 is a deficient number, since it is larger than the sum of its proper divisors (20879609).

82650055 is a wasteful number, since it uses less digits than its factorization.

82650055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7706.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 82650055 is about 9091.2075655548. The cubic root of 82650055 is about 435.5931574328.

The spelling of 82650055 in words is "eighty-two million, six hundred fifty thousand, fifty-five".