82500884009 has 32 divisors (see below), whose sum is σ = 92386344960. Its totient is φ = 73313510400.

The previous prime is 82500883981. The next prime is 82500884069. The reversal of 82500884009 is 90048800528.

It is a cyclic number.

It is not a de Polignac number, because 82500884009 - 2¹² = 82500879913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82500884069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5047352 + ... + 5063670.

It is an arithmetic number, because the mean of its divisors is an integer number (2887073280).

Almost surely, 2^82500884009 is an apocalyptic number.

It is an amenable number.

82500884009 is a deficient number, since it is larger than the sum of its proper divisors (9885460951).

82500884009 is a wasteful number, since it uses less digits than its factorization.

82500884009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16601.

The product of its (nonzero) digits is 184320, while the sum is 44.

The spelling of 82500884009 in words is "eighty-two billion, five hundred million, eight hundred eighty-four thousand, nine".