85398919035 has 16 divisors (see below), whose sum is σ = 136660397856. Its totient is φ = 45538714368.

The previous prime is 85398919003. The next prime is 85398919049. The reversal of 85398919035 is 53091989358.

It is a happy number.

It is not a de Polignac number, because 85398919035 - 2⁵ = 85398919003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85398919035.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364624 + ... + 551133.

It is an arithmetic number, because the mean of its divisors is an integer number (8541274866).

Almost surely, 2^85398919035 is an apocalyptic number.

85398919035 is a deficient number, since it is larger than the sum of its proper divisors (51261478821).

85398919035 is a wasteful number, since it uses less digits than its factorization.

85398919035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921982.

The product of its (nonzero) digits is 10497600, while the sum is 60.

The spelling of 85398919035 in words is "eighty-five billion, three hundred ninety-eight million, nine hundred nineteen thousand, thirty-five".