5644530366 has 32 divisors (see below), whose sum is σ = 11956688640. Its totient is φ = 1770304896.

The previous prime is 5644530341. The next prime is 5644530373. The reversal of 5644530366 is 6630354465.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 471345 + ... + 483171.

It is an arithmetic number, because the mean of its divisors is an integer number (373646520).

Almost surely, 2^5644530366 is an apocalyptic number.

5644530366 is an abundant number, since it is smaller than the sum of its proper divisors (6312158274).

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

5644530366 is a wasteful number, since it uses less digits than its factorization.

5644530366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16528.

The product of its (nonzero) digits is 777600, while the sum is 42.

The square root of 5644530366 is about 75130.0896179420. The cubic root of 5644530366 is about 1780.5025688171.

The spelling of 5644530366 in words is "five billion, six hundred forty-four million, five hundred thirty thousand, three hundred sixty-six".