5420664513 has 24 divisors (see below), whose sum is σ = 8644577760. Its totient is φ = 3245664960.

The previous prime is 5420664497. The next prime is 5420664569. The reversal of 5420664513 is 3154660245.

5420664513 is a `hidden beast` number, since 5 + 4 + 2 + 0 + 6 + 645 + 1 + 3 = 666.

It is not a de Polignac number, because 5420664513 - 2⁴ = 5420664497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5420664913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 321628 + ... + 338061.

It is an arithmetic number, because the mean of its divisors is an integer number (360190740).

Almost surely, 2^5420664513 is an apocalyptic number.

It is an amenable number.

5420664513 is a deficient number, since it is larger than the sum of its proper divisors (3223913247).

5420664513 is a wasteful number, since it uses less digits than its factorization.

5420664513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659789 (or 659786 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 5420664513 is about 73625.1622273255. The cubic root of 5420664513 is about 1756.6456981383.

The spelling of 5420664513 in words is "five billion, four hundred twenty million, six hundred sixty-four thousand, five hundred thirteen".