85389049394 has 8 divisors (see below), whose sum is σ = 139727535408. Its totient is φ = 38813204260.

The previous prime is 85389049363. The next prime is 85389049453. The reversal of 85389049394 is 49394098358.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1940660192 + ... + 1940660235.

It is an arithmetic number, because the mean of its divisors is an integer number (17465941926).

Almost surely, 2^85389049394 is an apocalyptic number.

85389049394 is a deficient number, since it is larger than the sum of its proper divisors (54338486014).

85389049394 is a wasteful number, since it uses less digits than its factorization.

85389049394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3881320440.

The product of its (nonzero) digits is 33592320, while the sum is 62.

The spelling of 85389049394 in words is "eighty-five billion, three hundred eighty-nine million, forty-nine thousand, three hundred ninety-four".