125680622189 has 8 divisors (see below), whose sum is σ = 132899101440. Its totient is φ = 118659909600.

The previous prime is 125680622173. The next prime is 125680622203. The reversal of 125680622189 is 981226086521.

It is a happy number.

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 125680622189 - 2⁴ = 125680622173 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 (125680622489) 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, 49440359 + ... + 49442900.

It is an arithmetic number, because the mean of its divisors is an integer number (16612387680).

Almost surely, 2^125680622189 is an apocalyptic number.

It is an amenable number.

125680622189 is a deficient number, since it is larger than the sum of its proper divisors (7218479251).

125680622189 is an equidigital number, since it uses as much as digits as its factorization.

125680622189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98883331.

The product of its (nonzero) digits is 829440, while the sum is 50.

The spelling of 125680622189 in words is "one hundred twenty-five billion, six hundred eighty million, six hundred twenty-two thousand, one hundred eighty-nine".