85348915590 has 32 divisors (see below), whose sum is σ = 204955720416. Its totient is φ = 22746563840.

The previous prime is 85348915573. The next prime is 85348915601. The reversal of 85348915590 is 9551984358.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 85348915590.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 768831 + ... + 872810.

It is an arithmetic number, because the mean of its divisors is an integer number (6404866263).

Almost surely, 2^85348915590 is an apocalyptic number.

85348915590 is an abundant number, since it is smaller than the sum of its proper divisors (119606804826).

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

85348915590 is a wasteful number, since it uses less digits than its factorization.

85348915590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643384.

The product of its (nonzero) digits is 7776000, while the sum is 57.

The spelling of 85348915590 in words is "eighty-five billion, three hundred forty-eight million, nine hundred fifteen thousand, five hundred ninety".