80858352813 has 16 divisors (see below), whose sum is σ = 123216715776. Its totient is φ = 46203277680.

The previous prime is 80858352779. The next prime is 80858352871. The reversal of 80858352813 is 31825385808.

It is a happy number.

It is not a de Polignac number, because 80858352813 - 2²² = 80854158509 is a prime.

It is a super-3 number, since 3×80858352813³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80858352413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1156120 + ... + 1224062.

It is an arithmetic number, because the mean of its divisors is an integer number (7701044736).

Almost surely, 2^80858352813 is an apocalyptic number.

It is an amenable number.

80858352813 is a deficient number, since it is larger than the sum of its proper divisors (42358362963).

80858352813 is a wasteful number, since it uses less digits than its factorization.

80858352813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124624.

The product of its (nonzero) digits is 1843200, while the sum is 51.

The spelling of 80858352813 in words is "eighty billion, eight hundred fifty-eight million, three hundred fifty-two thousand, eight hundred thirteen".