125020431243044 has 6 divisors (see below), whose sum is σ = 218785754675334. Its totient is φ = 62510215621520.

The previous prime is 125020431242983. The next prime is 125020431243067. The reversal of 125020431243044 is 440342134020521.

It can be written as a sum of positive squares in only one way, i.e., 111029001220900 + 13991430022144 = 10537030^2 + 3740512^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125020431242995 and 125020431243013.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15627553905377 + ... + 15627553905384.

It is an arithmetic number, because the mean of its divisors is an integer number (36464292445889).

Almost surely, 2^{125020431243044} is an apocalyptic number.

It is an amenable number.

125020431243044 is a deficient number, since it is larger than the sum of its proper divisors (93765323432290).

125020431243044 is a wasteful number, since it uses less digits than its factorization.

125020431243044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31255107810765 (or 31255107810763 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 125020431243044 its reverse (440342134020521), we get a palindrome (565362565263565).

The spelling of 125020431243044 in words is "one hundred twenty-five trillion, twenty billion, four hundred thirty-one million, two hundred forty-three thousand, forty-four".