82258562540 has 48 divisors (see below), whose sum is σ = 215367876864. Its totient is φ = 25639032000.

The previous prime is 82258562531. The next prime is 82258562567. The reversal of 82258562540 is 4526585228.

It is a super-2 number, since 2×82258562540² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26705786 + ... + 26708865.

It is an arithmetic number, because the mean of its divisors is an integer number (4486830768).

Almost surely, 2^82258562540 is an apocalyptic number.

It is an amenable number.

82258562540 is an abundant number, since it is smaller than the sum of its proper divisors (133109314324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82258562540 is a wasteful number, since it uses less digits than its factorization.

82258562540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53414678 (or 53414676 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 47.

The spelling of 82258562540 in words is "eighty-two billion, two hundred fifty-eight million, five hundred sixty-two thousand, five hundred forty".