125403425054 has 48 divisors (see below), whose sum is σ = 211091652720. Its totient is φ = 55707079680.

The previous prime is 125403425053. The next prime is 125403425057. The reversal of 125403425054 is 450524304521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125403425053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3065624 + ... + 3106260.

It is an arithmetic number, because the mean of its divisors is an integer number (4397742765).

Almost surely, 2^125403425054 is an apocalyptic number.

125403425054 is a deficient number, since it is larger than the sum of its proper divisors (85688227666).

125403425054 is a wasteful number, since it uses less digits than its factorization.

125403425054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40973 (or 40956 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 125403425054 its reverse (450524304521), we get a palindrome (575927729575).

The spelling of 125403425054 in words is "one hundred twenty-five billion, four hundred three million, four hundred twenty-five thousand, fifty-four".