125415434305144 has 8 divisors (see below), whose sum is σ = 235153939322160. Its totient is φ = 62707717152568.

The previous prime is 125415434305141. The next prime is 125415434305151. The reversal of 125415434305144 is 441503434514521.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 125415434305094 and 125415434305103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125415434305141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7838464644064 + ... + 7838464644079.

It is an arithmetic number, because the mean of its divisors is an integer number (29394242415270).

Almost surely, 2^{125415434305144} is an apocalyptic number.

It is an amenable number.

125415434305144 is a deficient number, since it is larger than the sum of its proper divisors (109738505017016).

125415434305144 is a wasteful number, since it uses less digits than its factorization.

125415434305144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15676929288149 (or 15676929288145 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 46.

Adding to 125415434305144 its reverse (441503434514521), we get a palindrome (566918868819665).

The spelling of 125415434305144 in words is "one hundred twenty-five trillion, four hundred fifteen billion, four hundred thirty-four million, three hundred five thousand, one hundred forty-four".