6454221724 has 6 divisors (see below), whose sum is σ = 11294888024. Its totient is φ = 3227110860.

The previous prime is 6454221713. The next prime is 6454221727. The reversal of 6454221724 is 4271224546.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6454221727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 806777712 + ... + 806777719.

Almost surely, 2^6454221724 is an apocalyptic number.

It is an amenable number.

6454221724 is a deficient number, since it is larger than the sum of its proper divisors (4840666300).

6454221724 is a wasteful number, since it uses less digits than its factorization.

6454221724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1613555435 (or 1613555433 counting only the distinct ones).

The product of its digits is 107520, while the sum is 37.

The square root of 6454221724 is about 80338.1710272272. The cubic root of 6454221724 is about 1861.8640237159.

The spelling of 6454221724 in words is "six billion, four hundred fifty-four million, two hundred twenty-one thousand, seven hundred twenty-four".