85876293991 has 8 divisors (see below), whose sum is σ = 86051168640. Its totient is φ = 85701485688.

The previous prime is 85876293989. The next prime is 85876294027. The reversal of 85876293991 is 19939267858.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85876293991 - 2¹ = 85876293989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85876293911) 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 7 ways as a sum of consecutive naturals, for example, 3195870 + ... + 3222628.

It is an arithmetic number, because the mean of its divisors is an integer number (10756396080).

Almost surely, 2^85876293991 is an apocalyptic number.

85876293991 is a deficient number, since it is larger than the sum of its proper divisors (174874649).

85876293991 is a wasteful number, since it uses less digits than its factorization.

85876293991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33173.

The product of its digits is 58786560, while the sum is 67.

The spelling of 85876293991 in words is "eighty-five billion, eight hundred seventy-six million, two hundred ninety-three thousand, nine hundred ninety-one".