125840787583 has 8 divisors (see below), whose sum is σ = 143825271968. Its totient is φ = 107858110464.

The previous prime is 125840787577. The next prime is 125840787617. The reversal of 125840787583 is 385787048521.

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 125840787583 - 2⁹ = 125840787071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125840784583) 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 7 ways as a sum of consecutive naturals, for example, 299166 + ... + 584107.

It is an arithmetic number, because the mean of its divisors is an integer number (17978158996).

Almost surely, 2^125840787583 is an apocalyptic number.

125840787583 is a deficient number, since it is larger than the sum of its proper divisors (17984484385).

125840787583 is an equidigital number, since it uses as much as digits as its factorization.

125840787583 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903633.

The product of its (nonzero) digits is 15052800, while the sum is 58.

The spelling of 125840787583 in words is "one hundred twenty-five billion, eight hundred forty million, seven hundred eighty-seven thousand, five hundred eighty-three".