85346758879 has 4 divisors (see below), whose sum is σ = 85348425760. Its totient is φ = 85345092000.

The previous prime is 85346758867. The next prime is 85346758907. The reversal of 85346758879 is 97885764358.

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 85346758879 - 2²⁷ = 85212541151 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 (85346758379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754122 + ... + 859879.

It is an arithmetic number, because the mean of its divisors is an integer number (21337106440).

Almost surely, 2^85346758879 is an apocalyptic number.

85346758879 is a deficient number, since it is larger than the sum of its proper divisors (1666881).

85346758879 is a wasteful number, since it uses less digits than its factorization.

85346758879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666880.

The product of its digits is 406425600, while the sum is 70.

The spelling of 85346758879 in words is "eighty-five billion, three hundred forty-six million, seven hundred fifty-eight thousand, eight hundred seventy-nine".