5817318621 has 8 divisors (see below), whose sum is σ = 8212685184. Its totient is φ = 3650082240.

The previous prime is 5817318569. The next prime is 5817318653. The reversal of 5817318621 is 1268137185.

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

It is not a de Polignac number, because 5817318621 - 2¹¹ = 5817316573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5817318421) 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, 57032485 + ... + 57032586.

It is an arithmetic number, because the mean of its divisors is an integer number (1026585648).

Almost surely, 2^5817318621 is an apocalyptic number.

5817318621 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5817318621 is a deficient number, since it is larger than the sum of its proper divisors (2395366563).

5817318621 is a wasteful number, since it uses less digits than its factorization.

5817318621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114065091.

The product of its digits is 80640, while the sum is 42.

The square root of 5817318621 is about 76271.3486244999. The cubic root of 5817318621 is about 1798.4883008425.

The spelling of 5817318621 in words is "five billion, eight hundred seventeen million, three hundred eighteen thousand, six hundred twenty-one".