85399240346 has 16 divisors (see below), whose sum is σ = 146414083200. Its totient is φ = 36595828080.

The previous prime is 85399240319. The next prime is 85399240357. The reversal of 85399240346 is 64304299358.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180446 + ... + 450953.

It is an arithmetic number, because the mean of its divisors is an integer number (9150880200).

Almost surely, 2^85399240346 is an apocalyptic number.

85399240346 is a deficient number, since it is larger than the sum of its proper divisors (61014842854).

85399240346 is a wasteful number, since it uses less digits than its factorization.

85399240346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641069.

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 85399240346 in words is "eighty-five billion, three hundred ninety-nine million, two hundred forty thousand, three hundred forty-six".