5421330257 has 12 divisors (see below), whose sum is σ = 6307902720. Its totient is φ = 4645780776.

The previous prime is 5421330217. The next prime is 5421330301. The reversal of 5421330257 is 7520331245.

It is not a de Polignac number, because 5421330257 - 2¹⁰ = 5421329233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5421330217) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 260408 + ... + 280454.

It is an arithmetic number, because the mean of its divisors is an integer number (525658560).

Almost surely, 2^5421330257 is an apocalyptic number.

It is an amenable number.

5421330257 is a deficient number, since it is larger than the sum of its proper divisors (886572463).

5421330257 is a wasteful number, since it uses less digits than its factorization.

5421330257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25580 (or 25573 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 5421330257 is about 73629.6832602178. The cubic root of 5421330257 is about 1756.7176098912.

The spelling of 5421330257 in words is "five billion, four hundred twenty-one million, three hundred thirty thousand, two hundred fifty-seven".