5121125444044 has 6 divisors (see below), whose sum is σ = 8961969527084. Its totient is φ = 2560562722020.

The previous prime is 5121125444041. The next prime is 5121125444063. The reversal of 5121125444044 is 4404445211215.

It is a junction number, because it is equal to n+sod(n) for n = 5121125443994 and 5121125444012.

It is not an unprimeable number, because it can be changed into a prime (5121125444041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 640140680502 + ... + 640140680509.

Almost surely, 2^{5121125444044} is an apocalyptic number.

It is an amenable number.

5121125444044 is a deficient number, since it is larger than the sum of its proper divisors (3840844083040).

5121125444044 is a wasteful number, since it uses less digits than its factorization.

5121125444044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1280281361015 (or 1280281361013 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 37.

The spelling of 5121125444044 in words is "five trillion, one hundred twenty-one billion, one hundred twenty-five million, four hundred forty-four thousand, forty-four".