385521525886 has 32 divisors (see below), whose sum is σ = 677100150720. Its totient is φ = 161173017600.

The previous prime is 385521525871. The next prime is 385521525901. The reversal of 385521525886 is 688525125583.

It is an interprime number because it is at equal distance from previous prime (385521525871) and next prime (385521525901).

It is a self number, because there is not a number n which added to its sum of digits gives 385521525886.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4944210 + ... + 5021578.

It is an arithmetic number, because the mean of its divisors is an integer number (21159379710).

Almost surely, 2^385521525886 is an apocalyptic number.

385521525886 is a deficient number, since it is larger than the sum of its proper divisors (291578624834).

385521525886 is a wasteful number, since it uses less digits than its factorization.

385521525886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86100.

The product of its digits is 23040000, while the sum is 58.

The spelling of 385521525886 in words is "three hundred eighty-five billion, five hundred twenty-one million, five hundred twenty-five thousand, eight hundred eighty-six".