5464884644 has 12 divisors (see below), whose sum is σ = 9564313500. Its totient is φ = 2732223648.

The previous prime is 5464884637. The next prime is 5464884661. The reversal of 5464884644 is 4464884645.

It can be written as a sum of positive squares in 2 ways, for example, as 1173062500 + 4291822144 = 34250^2 + 65512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10082 + ... + 105030.

It is an arithmetic number, because the mean of its divisors is an integer number (797026125).

Almost surely, 2^5464884644 is an apocalyptic number.

It is an amenable number.

5464884644 is a deficient number, since it is larger than the sum of its proper divisors (4099428856).

5464884644 is a wasteful number, since it uses less digits than its factorization.

5464884644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109342 (or 109340 counting only the distinct ones).

The product of its digits is 11796480, while the sum is 53.

The square root of 5464884644 is about 73924.8580925253. The cubic root of 5464884644 is about 1761.4094946147.

Subtracting from 5464884644 its reverse (4464884645), we obtain a palindrome (999999999).

The spelling of 5464884644 in words is "five billion, four hundred sixty-four million, eight hundred eighty-four thousand, six hundred forty-four".