125647677122543 has 8 divisors (see below), whose sum is σ = 130098842783280. Its totient is φ = 121204410604480.

The previous prime is 125647677122531. The next prime is 125647677122557. The reversal of 125647677122543 is 345221776746521.

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 125647677122543 - 2³⁶ = 125578957645807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125647677122503) 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, 1974753293 + ... + 1974816918.

It is an arithmetic number, because the mean of its divisors is an integer number (16262355347910).

Almost surely, 2^{125647677122543} is an apocalyptic number.

125647677122543 is a deficient number, since it is larger than the sum of its proper divisors (4451165660737).

125647677122543 is a wasteful number, since it uses less digits than its factorization.

125647677122543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3949571337.

The product of its digits is 118540800, while the sum is 62.

The spelling of 125647677122543 in words is "one hundred twenty-five trillion, six hundred forty-seven billion, six hundred seventy-seven million, one hundred twenty-two thousand, five hundred forty-three".