850085381372 has 6 divisors (see below), whose sum is σ = 1487649417408. Its totient is φ = 425042690684.

The previous prime is 850085381363. The next prime is 850085381389. The reversal of 850085381372 is 273183580058.

850085381372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 850085381372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106260672668 + ... + 106260672675.

It is an arithmetic number, because the mean of its divisors is an integer number (247941569568).

Almost surely, 2^850085381372 is an apocalyptic number.

It is an amenable number.

850085381372 is a deficient number, since it is larger than the sum of its proper divisors (637564036036).

850085381372 is a wasteful number, since it uses less digits than its factorization.

850085381372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212521345347 (or 212521345345 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 50.

The spelling of 850085381372 in words is "eight hundred fifty billion, eighty-five million, three hundred eighty-one thousand, three hundred seventy-two".