5400443321 has 48 divisors (see below), whose sum is σ = 7256692800. Its totient is φ = 3971140992.

The previous prime is 5400443317. The next prime is 5400443327. The reversal of 5400443321 is 1233440045.

It is not a de Polignac number, because 5400443321 - 2² = 5400443317 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5400443327) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 637250 + ... + 645668.

It is an arithmetic number, because the mean of its divisors is an integer number (151181100).

Almost surely, 2^5400443321 is an apocalyptic number.

It is an amenable number.

5400443321 is a deficient number, since it is larger than the sum of its proper divisors (1856249479).

5400443321 is a wasteful number, since it uses less digits than its factorization.

5400443321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8518 (or 8511 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 5400443321 is about 73487.7086389282. The cubic root of 5400443321 is about 1754.4586519276.

Adding to 5400443321 its reverse (1233440045), we get a palindrome (6633883366).

The spelling of 5400443321 in words is "five billion, four hundred million, four hundred forty-three thousand, three hundred twenty-one".