3157317428873 has 8 divisors (see below), whose sum is σ = 3163988563200. Its totient is φ = 3150646627408.

The previous prime is 3157317428851. The next prime is 3157317428911. The reversal of 3157317428873 is 3788247137513.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3157317428873 - 2⁶ = 3157317428809 is a prime.

It is a super-2 number, since 2×3157317428873² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3157317428833) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31488743 + ... + 31588851.

It is an arithmetic number, because the mean of its divisors is an integer number (395498570400).

Almost surely, 2^{3157317428873} is an apocalyptic number.

It is an amenable number.

3157317428873 is a deficient number, since it is larger than the sum of its proper divisors (6671134327).

3157317428873 is a wasteful number, since it uses less digits than its factorization.

3157317428873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166431.

The product of its digits is 23708160, while the sum is 59.

The spelling of 3157317428873 in words is "three trillion, one hundred fifty-seven billion, three hundred seventeen million, four hundred twenty-eight thousand, eight hundred seventy-three".