5340566644 has 36 divisors (see below), whose sum is σ = 10876061700. Its totient is φ = 2287931520.

The previous prime is 5340566639. The next prime is 5340566657. The reversal of 5340566644 is 4466650435.

It can be written as a sum of positive squares in 2 ways, for example, as 4156380900 + 1184185744 = 64470^2 + 34412^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5340566644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 908274 + ... + 914134.

It is an arithmetic number, because the mean of its divisors is an integer number (302112825).

Almost surely, 2^5340566644 is an apocalyptic number.

It is an amenable number.

5340566644 is an abundant number, since it is smaller than the sum of its proper divisors (5535495056).

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

5340566644 is a wasteful number, since it uses less digits than its factorization.

5340566644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10528 (or 10519 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 43.

The square root of 5340566644 is about 73079.1806467478. The cubic root of 5340566644 is about 1747.9504325218.

The spelling of 5340566644 in words is "five billion, three hundred forty million, five hundred sixty-six thousand, six hundred forty-four".