5381584564 has 6 divisors (see below), whose sum is σ = 9417772994. Its totient is φ = 2690792280.

The previous prime is 5381584511. The next prime is 5381584573. The reversal of 5381584564 is 4654851835.

It can be written as a sum of positive squares in only one way, i.e., 5132576164 + 249008400 = 71642^2 + 15780^2 .

It is a super-2 number, since 2×5381584564² = 57922904838966140192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 672698067 + ... + 672698074.

Almost surely, 2^5381584564 is an apocalyptic number.

It is an amenable number.

5381584564 is a deficient number, since it is larger than the sum of its proper divisors (4036188430).

5381584564 is a wasteful number, since it uses less digits than its factorization.

5381584564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345396145 (or 1345396143 counting only the distinct ones).

The product of its digits is 2304000, while the sum is 49.

The square root of 5381584564 is about 73359.2841022866. The cubic root of 5381584564 is about 1752.4140359393.

The spelling of 5381584564 in words is "five billion, three hundred eighty-one million, five hundred eighty-four thousand, five hundred sixty-four".