6462444456 has 48 divisors (see below), whose sum is σ = 18848799060. Its totient is φ = 1988444160.

The previous prime is 6462444427. The next prime is 6462444467. The reversal of 6462444456 is 6544442646.

It can be written as a sum of positive squares in 2 ways, for example, as 6239420100 + 223024356 = 78990^2 + 14934^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3451225 + ... + 3453096.

Almost surely, 2^6462444456 is an apocalyptic number.

It is an amenable number.

6462444456 is an abundant number, since it is smaller than the sum of its proper divisors (12386354604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6462444456 is a wasteful number, since it uses less digits than its factorization.

6462444456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6904346 (or 6904339 counting only the distinct ones).

The product of its digits is 2211840, while the sum is 45.

The square root of 6462444456 is about 80389.3304860788. The cubic root of 6462444456 is about 1862.6543649125.

The spelling of 6462444456 in words is "six billion, four hundred sixty-two million, four hundred forty-four thousand, four hundred fifty-six".