2857663323 has 6 divisors (see below), whose sum is σ = 4127735924. Its totient is φ = 1905108876.

The previous prime is 2857663321. The next prime is 2857663339. The reversal of 2857663323 is 3233667582.

2857663323 is a `hidden beast` number, since 2 + 8 + 5 + 7 + 6 + 633 + 2 + 3 = 666.

It is not a de Polignac number, because 2857663323 - 2¹ = 2857663321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2857663321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 158759065 + ... + 158759082.

Almost surely, 2^2857663323 is an apocalyptic number.

2857663323 is a deficient number, since it is larger than the sum of its proper divisors (1270072601).

2857663323 is a wasteful number, since it uses less digits than its factorization.

2857663323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317518153 (or 317518150 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 2857663323 is about 53457.1166730867. The cubic root of 2857663323 is about 1419.0695688545.

The spelling of 2857663323 in words is "two billion, eight hundred fifty-seven million, six hundred sixty-three thousand, three hundred twenty-three".