85313244407 has 4 divisors (see below), whose sum is σ = 85322445936. Its totient is φ = 85304042880.

The previous prime is 85313244389. The next prime is 85313244409. The reversal of 85313244407 is 70444231358.

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 85313244407 - 2¹⁸ = 85312982263 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 (85313244409) 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, 4586843 + ... + 4605404.

It is an arithmetic number, because the mean of its divisors is an integer number (21330611484).

Almost surely, 2^85313244407 is an apocalyptic number.

85313244407 is a deficient number, since it is larger than the sum of its proper divisors (9201529).

85313244407 is an equidigital number, since it uses as much as digits as its factorization.

85313244407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9201528.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 85313244407 in words is "eighty-five billion, three hundred thirteen million, two hundred forty-four thousand, four hundred seven".