125568296029 has 4 divisors (see below), whose sum is σ = 136983595680. Its totient is φ = 114152996380.

The previous prime is 125568296027. The next prime is 125568296099. The reversal of 125568296029 is 920692865521.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 125568296029 - 2¹ = 125568296027 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 (125568296023) 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 3 ways as a sum of consecutive naturals, for example, 5707649809 + ... + 5707649830.

It is an arithmetic number, because the mean of its divisors is an integer number (34245898920).

Almost surely, 2^125568296029 is an apocalyptic number.

It is an amenable number.

125568296029 is a deficient number, since it is larger than the sum of its proper divisors (11415299651).

125568296029 is a wasteful number, since it uses less digits than its factorization.

125568296029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11415299650.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 125568296029 in words is "one hundred twenty-five billion, five hundred sixty-eight million, two hundred ninety-six thousand, twenty-nine".