125643822596844 has 48 divisors (see below), whose sum is σ = 310414947204096. Its totient is φ = 39417568595200.

The previous prime is 125643822596843. The next prime is 125643822596849. The reversal of 125643822596844 is 448695228346521.

It is not an unprimeable number, because it can be changed into a prime (125643822596843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140843929 + ... + 141733199.

It is an arithmetic number, because the mean of its divisors is an integer number (6466978066752).

Almost surely, 2^{125643822596844} is an apocalyptic number.

It is an amenable number.

125643822596844 is an abundant number, since it is smaller than the sum of its proper divisors (184771124607252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125643822596844 is a wasteful number, since it uses less digits than its factorization.

125643822596844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581886 (or 1581884 counting only the distinct ones).

The product of its digits is 796262400, while the sum is 69.

The spelling of 125643822596844 in words is "one hundred twenty-five trillion, six hundred forty-three billion, eight hundred twenty-two million, five hundred ninety-six thousand, eight hundred forty-four".