5665803623 has 8 divisors (see below), whose sum is σ = 5697922320. Its totient is φ = 5633767360.

The previous prime is 5665803613. The next prime is 5665803683. The reversal of 5665803623 is 3263085665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5665803623 - 2¹² = 5665799527 is a prime.

It is a super-2 number, since 2×5665803623² = 64202661388799852258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665803613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119936 + ... + 160362.

It is an arithmetic number, because the mean of its divisors is an integer number (712240290).

Almost surely, 2^5665803623 is an apocalyptic number.

5665803623 is a deficient number, since it is larger than the sum of its proper divisors (32118697).

5665803623 is a wasteful number, since it uses less digits than its factorization.

5665803623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41217.

The product of its (nonzero) digits is 777600, while the sum is 44.

The square root of 5665803623 is about 75271.5326202410. The cubic root of 5665803623 is about 1782.7365665460.

The spelling of 5665803623 in words is "five billion, six hundred sixty-five million, eight hundred three thousand, six hundred twenty-three".