125667072705067 has 4 divisors (see below), whose sum is σ = 126962609537176. Its totient is φ = 124371535872960.

The previous prime is 125667072705019. The next prime is 125667072705121. The reversal of 125667072705067 is 760507270766521.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 125667072705067 - 2²³ = 125667064316459 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125667072704996 and 125667072705014.

It is not an unprimeable number, because it can be changed into a prime (125667072705367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 647768415909 + ... + 647768416102.

It is an arithmetic number, because the mean of its divisors is an integer number (31740652384294).

Almost surely, 2^{125667072705067} is an apocalyptic number.

125667072705067 is a deficient number, since it is larger than the sum of its proper divisors (1295536832109).

125667072705067 is an equidigital number, since it uses as much as digits as its factorization.

125667072705067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295536832108.

The product of its (nonzero) digits is 51861600, while the sum is 61.

The spelling of 125667072705067 in words is "one hundred twenty-five trillion, six hundred sixty-seven billion, seventy-two million, seven hundred five thousand, sixty-seven".