125486256843 has 12 divisors (see below), whose sum is σ = 181261077088. Its totient is φ = 83656050480.

The previous prime is 125486256803. The next prime is 125486256871. The reversal of 125486256843 is 348652684521.

125486256843 is a `hidden beast` number, since 1 + 2 + 5 + 4 + 8 + 625 + 6 + 8 + 4 + 3 = 666.

It is not a de Polignac number, because 125486256843 - 2⁸ = 125486256587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 125486256843.

It is not an unprimeable number, because it can be changed into a prime (125486256803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 771513 + ... + 919893.

Almost surely, 2^125486256843 is an apocalyptic number.

125486256843 is a deficient number, since it is larger than the sum of its proper divisors (55774820245).

125486256843 is a wasteful number, since it uses less digits than its factorization.

125486256843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242354 (or 242351 counting only the distinct ones).

The product of its digits is 11059200, while the sum is 54.

The spelling of 125486256843 in words is "one hundred twenty-five billion, four hundred eighty-six million, two hundred fifty-six thousand, eight hundred forty-three".