125679556801 has 8 divisors (see below), whose sum is σ = 126131001984. Its totient is φ = 125228888400.

The previous prime is 125679556777. The next prime is 125679556837. The reversal of 125679556801 is 108655976521.

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 125679556801 - 2³¹ = 123532073153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125679551801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130950 + ... + 518176.

It is an arithmetic number, because the mean of its divisors is an integer number (15766375248).

Almost surely, 2^125679556801 is an apocalyptic number.

It is an amenable number.

125679556801 is a deficient number, since it is larger than the sum of its proper divisors (451445183).

125679556801 is an equidigital number, since it uses as much as digits as its factorization.

125679556801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388391.

The product of its (nonzero) digits is 4536000, while the sum is 55.

The spelling of 125679556801 in words is "one hundred twenty-five billion, six hundred seventy-nine million, five hundred fifty-six thousand, eight hundred one".