5618458064 has 20 divisors (see below), whose sum is σ = 10930939140. Its totient is φ = 2797570560.

The previous prime is 5618458063. The next prime is 5618458121. The reversal of 5618458064 is 4608548165.

It can be written as a sum of positive squares in 2 ways, for example, as 1459240000 + 4159218064 = 38200^2 + 64492^2 .

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5618458063) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724679 + ... + 732390.

It is an arithmetic number, because the mean of its divisors is an integer number (546546957).

Almost surely, 2^5618458064 is an apocalyptic number.

It is an amenable number.

5618458064 is a deficient number, since it is larger than the sum of its proper divisors (5312481076).

5618458064 is a wasteful number, since it uses less digits than its factorization.

5618458064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457318 (or 1457312 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 47.

The square root of 5618458064 is about 74956.3744053833. The cubic root of 5618458064 is about 1777.7569338783.

The spelling of 5618458064 in words is "five billion, six hundred eighteen million, four hundred fifty-eight thousand, sixty-four".