857083492322 has 18 divisors (see below), whose sum is σ = 1292573359713. Its totient is φ = 426238099672.

The previous prime is 857083492313. The next prime is 857083492339. The reversal of 857083492322 is 223294380758.

It is a happy number.

857083492322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 549123978841 + 307959513481 = 741029^2 + 554941^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=654631.

It is a super-2 number, since 2×857083492322² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 257922953 + ... + 257926275.

Almost surely, 2^857083492322 is an apocalyptic number.

857083492322 is a deficient number, since it is larger than the sum of its proper divisors (435489867391).

857083492322 is an frugal number, since it uses more digits than its factorization.

857083492322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7042 (or 3522 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 857083492322 in words is "eight hundred fifty-seven billion, eighty-three million, four hundred ninety-two thousand, three hundred twenty-two".