5450115444644 has 12 divisors (see below), whose sum is σ = 10271371415004. Its totient is φ = 2515437897504.

The previous prime is 5450115444611. The next prime is 5450115444649. The reversal of 5450115444644 is 4464445110545.

It can be written as a sum of positive squares in 2 ways, for example, as 457178822500 + 4992936622144 = 676150^2 + 2234488^2 .

It is not an unprimeable number, because it can be changed into a prime (5450115444649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52404956147 + ... + 52404956250.

It is an arithmetic number, because the mean of its divisors is an integer number (855947617917).

Almost surely, 2^{5450115444644} is an apocalyptic number.

It is an amenable number.

5450115444644 is a deficient number, since it is larger than the sum of its proper divisors (4821255970360).

5450115444644 is a wasteful number, since it uses less digits than its factorization.

5450115444644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104809912414 (or 104809912412 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 47.

The spelling of 5450115444644 in words is "five trillion, four hundred fifty billion, one hundred fifteen million, four hundred forty-four thousand, six hundred forty-four".