857145285716 has 24 divisors (see below), whose sum is σ = 1509203018400. Its totient is φ = 425952425952.

The previous prime is 857145285697. The next prime is 857145285757. The reversal of 857145285716 is 617582541758.

857145285716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571430 + ... + 1428573.

It is an arithmetic number, because the mean of its divisors is an integer number (62883459100).

Almost surely, 2^857145285716 is an apocalyptic number.

It is an amenable number.

857145285716 is a deficient number, since it is larger than the sum of its proper divisors (652057732684).

857145285716 is a wasteful number, since it uses less digits than its factorization.

857145285716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000663 (or 2000661 counting only the distinct ones).

The product of its digits is 18816000, while the sum is 59.

The spelling of 857145285716 in words is "eight hundred fifty-seven billion, one hundred forty-five million, two hundred eighty-five thousand, seven hundred sixteen".