82599250005 has 12 divisors (see below), whose sum is σ = 143172033420. Its totient is φ = 44052933312.

The previous prime is 82599250003. The next prime is 82599250039. The reversal of 82599250005 is 50005299528.

82599250005 is a `hidden beast` number, since 8 + 2 + 59 + 92 + 500 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19943653284 + 62655596721 = 141222^2 + 250311^2 .

It is not a de Polignac number, because 82599250005 - 2¹ = 82599250003 is a prime.

It is a super-2 number, since 2×82599250005² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1835538889 = 82599250005 / (8 + 2 + 5 + 9 + 9 + 2 + 5 + 0 + 0 + 0 + 5).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82599250003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 917769400 + ... + 917769489.

It is an arithmetic number, because the mean of its divisors is an integer number (11931002785).

Almost surely, 2^82599250005 is an apocalyptic number.

It is an amenable number.

82599250005 is a deficient number, since it is larger than the sum of its proper divisors (60572783415).

82599250005 is a wasteful number, since it uses less digits than its factorization.

82599250005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835538900 (or 1835538897 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 45.

The spelling of 82599250005 in words is "eighty-two billion, five hundred ninety-nine million, two hundred fifty thousand, five".