6454545472 has 14 divisors (see below), whose sum is σ = 12808238798. Its totient is φ = 3227272704.

The previous prime is 6454545451. The next prime is 6454545473. The reversal of 6454545472 is 2745454546.

It can be written as a sum of positive squares in only one way, i.e., 6319614016 + 134931456 = 79496^2 + 11616^2 .

It is a super-2 number, since 2×6454545472² = 83322314500231405568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6454545473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50426073 + ... + 50426200.

Almost surely, 2^6454545472 is an apocalyptic number.

It is an amenable number.

6454545472 is a deficient number, since it is larger than the sum of its proper divisors (6353693326).

6454545472 is a wasteful number, since it uses less digits than its factorization.

6454545472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100852285 (or 100852275 counting only the distinct ones).

The product of its digits is 2688000, while the sum is 46.

The square root of 6454545472 is about 80340.1859096679. The cubic root of 6454545472 is about 1861.8951539694.

The spelling of 6454545472 in words is "six billion, four hundred fifty-four million, five hundred forty-five thousand, four hundred seventy-two".