125547453705245 has 32 divisors (see below), whose sum is σ = 177071439533184. Its totient is φ = 84247477459200.

The previous prime is 125547453705151. The next prime is 125547453705257. The reversal of 125547453705245 is 542507354745521.

It is not a de Polignac number, because 125547453705245 - 2¹² = 125547453701149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35963891 + ... + 39300080.

It is an arithmetic number, because the mean of its divisors is an integer number (5533482485412).

Almost surely, 2^{125547453705245} is an apocalyptic number.

It is an amenable number.

125547453705245 is a deficient number, since it is larger than the sum of its proper divisors (51523985827939).

125547453705245 is a wasteful number, since it uses less digits than its factorization.

125547453705245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75266333.

The product of its (nonzero) digits is 117600000, while the sum is 59.

The spelling of 125547453705245 in words is "one hundred twenty-five trillion, five hundred forty-seven billion, four hundred fifty-three million, seven hundred five thousand, two hundred forty-five".