6254221516 has 12 divisors (see below), whose sum is σ = 11199420232. Its totient is φ = 3054387168.

The previous prime is 6254221513. The next prime is 6254221531. The reversal of 6254221516 is 6151224526.

It is not an unprimeable number, because it can be changed into a prime (6254221513) 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, 18180705 + ... + 18181048.

Almost surely, 2^6254221516 is an apocalyptic number.

It is an amenable number.

6254221516 is a deficient number, since it is larger than the sum of its proper divisors (4945198716).

6254221516 is a wasteful number, since it uses less digits than its factorization.

6254221516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36361800 (or 36361798 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 6254221516 is about 79083.6362087632. The cubic root of 6254221516 is about 1842.4303812586.

The spelling of 6254221516 in words is "six billion, two hundred fifty-four million, two hundred twenty-one thousand, five hundred sixteen".