1448077696321 has 3 divisors (see below), whose sum is σ = 1448078899683. Its totient is φ = 1448076492960.

The previous prime is 1448077696313. The next prime is 1448077696327. The reversal of 1448077696321 is 1236967708441.

It is a happy number.

The square root of 1448077696321 is 1203361.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 76087153921 + 1371990542400 = 275839^2 + 1171320^2 .

It is not a de Polignac number, because 1448077696321 - 2³ = 1448077696313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1448077696327) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 601681 + ... + 1805041.

It is an arithmetic number, because the mean of its divisors is an integer number (482692966561).

Almost surely, 2^{1448077696321} is an apocalyptic number.

1448077696321 is the 1203361-st square number.

1448077696321 is the 601681-st centered octagonal number.

It is an amenable number.

1448077696321 is a deficient number, since it is larger than the sum of its proper divisors (1203362).

1448077696321 is an frugal number, since it uses more digits than its factorization.

1448077696321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2406722 (or 1203361 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 58.

The spelling of 1448077696321 in words is "one trillion, four hundred forty-eight billion, seventy-seven million, six hundred ninety-six thousand, three hundred twenty-one".