125744717723 has 16 divisors (see below), whose sum is σ = 129672533760. Its totient is φ = 121863589344.

The previous prime is 125744717719. The next prime is 125744717731. The reversal of 125744717723 is 327717447521.

It is a cyclic number.

It is not a de Polignac number, because 125744717723 - 2² = 125744717719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125744717713) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11787290 + ... + 11797952.

It is an arithmetic number, because the mean of its divisors is an integer number (8104533360).

Almost surely, 2^125744717723 is an apocalyptic number.

125744717723 is a deficient number, since it is larger than the sum of its proper divisors (3927816037).

125744717723 is a wasteful number, since it uses less digits than its factorization.

125744717723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12818.

The product of its digits is 2304960, while the sum is 50.

The spelling of 125744717723 in words is "one hundred twenty-five billion, seven hundred forty-four million, seven hundred seventeen thousand, seven hundred twenty-three".