857483446131 has 64 divisors (see below), whose sum is σ = 1385900006400. Its totient is φ = 520815267072.

The previous prime is 857483446117. The next prime is 857483446133. The reversal of 857483446131 is 131644384758.

857483446131 is a `hidden beast` number, since 8 + 5 + 74 + 83 + 4 + 461 + 31 = 666.

It is not a de Polignac number, because 857483446131 - 2¹⁰ = 857483445107 is a prime.

It is a super-2 number, since 2×857483446131² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (857483446133) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30954535 + ... + 30982223.

It is an arithmetic number, because the mean of its divisors is an integer number (21654687600).

Almost surely, 2^857483446131 is an apocalyptic number.

857483446131 is a deficient number, since it is larger than the sum of its proper divisors (528416560269).

857483446131 is a wasteful number, since it uses less digits than its factorization.

857483446131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28857 (or 28851 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The spelling of 857483446131 in words is "eight hundred fifty-seven billion, four hundred eighty-three million, four hundred forty-six thousand, one hundred thirty-one".