6452221747 has 16 divisors (see below), whose sum is σ = 6653145600. Its totient is φ = 6254670240.

The previous prime is 6452221729. The next prime is 6452221777. The reversal of 6452221747 is 7471222546.

It is a cyclic number.

It is not a de Polignac number, because 6452221747 - 2¹¹ = 6452219699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6452221777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3984504 + ... + 3986122.

It is an arithmetic number, because the mean of its divisors is an integer number (415821600).

Almost surely, 2^6452221747 is an apocalyptic number.

6452221747 is a deficient number, since it is larger than the sum of its proper divisors (200923853).

6452221747 is a wasteful number, since it uses less digits than its factorization.

6452221747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2586.

The product of its digits is 188160, while the sum is 40.

The square root of 6452221747 is about 80325.7228227671. The cubic root of 6452221747 is about 1861.6716912101.

The spelling of 6452221747 in words is "six billion, four hundred fifty-two million, two hundred twenty-one thousand, seven hundred forty-seven".