125547453705042 has 24 divisors (see below), whose sum is σ = 286336297924560. Its totient is φ = 39646564327800.

The previous prime is 125547453705041. The next prime is 125547453705067. The reversal of 125547453705042 is 240507354745521.

125547453705042 is a `hidden beast` number, since 1 + 2 + 5 + 5 + 474 + 53 + 70 + 50 + 4 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 125547453705042.

It is not an unprimeable number, because it can be changed into a prime (125547453705041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 183548908584 + ... + 183548909267.

It is an arithmetic number, because the mean of its divisors is an integer number (11930679080190).

Almost surely, 2^{125547453705042} is an apocalyptic number.

125547453705042 is an abundant number, since it is smaller than the sum of its proper divisors (160788844219518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125547453705042 is a wasteful number, since it uses less digits than its factorization.

125547453705042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367097817878 (or 367097817875 counting only the distinct ones).

The product of its (nonzero) digits is 23520000, while the sum is 54.

The spelling of 125547453705042 in words is "one hundred twenty-five trillion, five hundred forty-seven billion, four hundred fifty-three million, seven hundred five thousand, forty-two".