85391474082 has 16 divisors (see below), whose sum is σ = 171068068800. Its totient is φ = 28416304592.

The previous prime is 85391474059. The next prime is 85391474087. The reversal of 85391474082 is 28047419358.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (85391474087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11876133 + ... + 11883320.

It is an arithmetic number, because the mean of its divisors is an integer number (10691754300).

Almost surely, 2^85391474082 is an apocalyptic number.

85391474082 is an abundant number, since it is smaller than the sum of its proper divisors (85676594718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85391474082 is a wasteful number, since it uses less digits than its factorization.

85391474082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23760057.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 85391474082 in words is "eighty-five billion, three hundred ninety-one million, four hundred seventy-four thousand, eighty-two".