125153445044 has 24 divisors (see below), whose sum is σ = 226835448840. Its totient is φ = 60348356096.

The previous prime is 125153445023. The next prime is 125153445047. The reversal of 125153445044 is 440544351521.

It can be written as a sum of positive squares in 4 ways, for example, as 18068736400 + 107084708644 = 134420^2 + 327238^2 .

It is a junction number, because it is equal to n+sod(n) for n = 125153444989 and 125153445007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125153445047) 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 7 ways as a sum of consecutive naturals, for example, 530057 + ... + 728880.

It is an arithmetic number, because the mean of its divisors is an integer number (9451477035).

Almost surely, 2^125153445044 is an apocalyptic number.

It is an amenable number.

125153445044 is a deficient number, since it is larger than the sum of its proper divisors (101682003796).

125153445044 is a wasteful number, since it uses less digits than its factorization.

125153445044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259827 (or 1259825 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 125153445044 its reverse (440544351521), we get a palindrome (565697796565).

The spelling of 125153445044 in words is "one hundred twenty-five billion, one hundred fifty-three million, four hundred forty-five thousand, forty-four".