85842608374 has 4 divisors (see below), whose sum is σ = 128763912564. Its totient is φ = 42921304186.

The previous prime is 85842608303. The next prime is 85842608377. The reversal of 85842608374 is 47380624858.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85842608377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21460652092 + ... + 21460652095.

It is an arithmetic number, because the mean of its divisors is an integer number (32190978141).

Almost surely, 2^85842608374 is an apocalyptic number.

85842608374 is a deficient number, since it is larger than the sum of its proper divisors (42921304190).

85842608374 is a wasteful number, since it uses less digits than its factorization.

85842608374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42921304189.

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 85842608374 in words is "eighty-five billion, eight hundred forty-two million, six hundred eight thousand, three hundred seventy-four".