6455479716 has 81 divisors (see below), whose sum is σ = 18992112321. Its totient is φ = 1843458624.

The previous prime is 6455479669. The next prime is 6455479739. The reversal of 6455479716 is 6179745546.

The square root of 6455479716 is 80346.

It is a perfect power (a square), and thus also a powerful number.

6455479716 is a `hidden beast` number, since 6 + 4 + 5 + 547 + 97 + 1 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5620500900 + 834978816 = 74970^2 + 28896^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3373576 + ... + 3375488.

Almost surely, 2^6455479716 is an apocalyptic number.

6455479716 is the 80346-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6455479716

6455479716 is an abundant number, since it is smaller than the sum of its proper divisors (12536632605).

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

6455479716 is a wasteful number, since it uses less digits than its factorization.

6455479716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850 (or 1925 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 54.

The cubic root of 6455479716 is about 1861.9849811290.

The spelling of 6455479716 in words is "six billion, four hundred fifty-five million, four hundred seventy-nine thousand, seven hundred sixteen".