5437448447345 has 8 divisors (see below), whose sum is σ = 6525215828520. Its totient is φ = 4349773630080.

The previous prime is 5437448447329. The next prime is 5437448447393.

It is a happy number.

5437448447345 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 1819129260001 + 3618319187344 = 1348751^2 + 1902188^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5437448447345 - 2⁴ = 5437448447329 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23011676 + ... + 23246765.

It is an arithmetic number, because the mean of its divisors is an integer number (815651978565).

Almost surely, 2^{5437448447345} is an apocalyptic number.

It is an amenable number.

5437448447345 is a deficient number, since it is larger than the sum of its proper divisors (1087767381175).

5437448447345 is a wasteful number, since it uses less digits than its factorization.

5437448447345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46281955.

The product of its digits is 361267200, while the sum is 62.

The spelling of 5437448447345 in words is "five trillion, four hundred thirty-seven billion, four hundred forty-eight million, four hundred forty-seven thousand, three hundred forty-five".