957142671543 has 24 divisors (see below), whose sum is σ = 1397360833440. Its totient is φ = 631272398400.

The previous prime is 957142671523. The next prime is 957142671599. The reversal of 957142671543 is 345176241759.

957142671543 is a `hidden beast` number, since 9 + 5 + 7 + 1 + 4 + 26 + 71 + 543 = 666.

It is not a de Polignac number, because 957142671543 - 2¹² = 957142667447 is a prime.

It is a super-2 number, since 2×957142671543² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 957142671543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (957142671523) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 106483 + ... + 1387668.

It is an arithmetic number, because the mean of its divisors is an integer number (58223368060).

Almost surely, 2^957142671543 is an apocalyptic number.

957142671543 is a deficient number, since it is larger than the sum of its proper divisors (440218161897).

957142671543 is a wasteful number, since it uses less digits than its factorization.

957142671543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494919 (or 1494916 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The spelling of 957142671543 in words is "nine hundred fifty-seven billion, one hundred forty-two million, six hundred seventy-one thousand, five hundred forty-three".