125568136047 has 16 divisors (see below), whose sum is σ = 169669640448. Its totient is φ = 82592079360.

The previous prime is 125568136039. The next prime is 125568136049. The reversal of 125568136047 is 740631865521.

It is not a de Polignac number, because 125568136047 - 2³ = 125568136039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 125568135987 and 125568136005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125568136049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154354 + ... + 524367.

It is an arithmetic number, because the mean of its divisors is an integer number (10604352528).

Almost surely, 2^125568136047 is an apocalyptic number.

125568136047 is a deficient number, since it is larger than the sum of its proper divisors (44101504401).

125568136047 is an equidigital number, since it uses as much as digits as its factorization.

125568136047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679550.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 125568136047 in words is "one hundred twenty-five billion, five hundred sixty-eight million, one hundred thirty-six thousand, forty-seven".