82623874907 has 4 divisors (see below), whose sum is σ = 94427285616. Its totient is φ = 70820464200.

The previous prime is 82623874903. The next prime is 82623874951. The reversal of 82623874907 is 70947832628.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82623874907 - 2² = 82623874903 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82623874903) 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 3 ways as a sum of consecutive naturals, for example, 5901705344 + ... + 5901705357.

It is an arithmetic number, because the mean of its divisors is an integer number (23606821404).

Almost surely, 2^82623874907 is an apocalyptic number.

82623874907 is a deficient number, since it is larger than the sum of its proper divisors (11803410709).

82623874907 is a wasteful number, since it uses less digits than its factorization.

82623874907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11803410708.

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 82623874907 in words is "eighty-two billion, six hundred twenty-three million, eight hundred seventy-four thousand, nine hundred seven".