82350306891 has 12 divisors (see below), whose sum is σ = 120900451360. Its totient is φ = 54000200880.

The previous prime is 82350306887. The next prime is 82350306893. The reversal of 82350306891 is 19860305328.

It is a happy number.

82350306891 is a `hidden beast` number, since 82 + 3 + 503 + 0 + 68 + 9 + 1 = 666.

It is not a de Polignac number, because 82350306891 - 2² = 82350306887 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82350306893) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74999731 + ... + 75000828.

Almost surely, 2^82350306891 is an apocalyptic number.

82350306891 is a deficient number, since it is larger than the sum of its proper divisors (38550144469).

82350306891 is a wasteful number, since it uses less digits than its factorization.

82350306891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150000626 (or 150000623 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 82350306891 in words is "eighty-two billion, three hundred fifty million, three hundred six thousand, eight hundred ninety-one".