5566817965 has 8 divisors (see below), whose sum is σ = 6681616128. Its totient is φ = 4452498000.

The previous prime is 5566817957. The next prime is 5566817983. The reversal of 5566817965 is 5697186655.

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

It is not a de Polignac number, because 5566817965 - 2³ = 5566817957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93417 + ... + 140926.

It is an arithmetic number, because the mean of its divisors is an integer number (835202016).

Almost surely, 2^5566817965 is an apocalyptic number.

It is an amenable number.

5566817965 is a deficient number, since it is larger than the sum of its proper divisors (1114798163).

5566817965 is a wasteful number, since it uses less digits than its factorization.

5566817965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239099.

The product of its digits is 13608000, while the sum is 58.

The square root of 5566817965 is about 74611.1115384297. Note that the first 3 decimals coincide. The cubic root of 5566817965 is about 1772.2936170670.

The spelling of 5566817965 in words is "five billion, five hundred sixty-six million, eight hundred seventeen thousand, nine hundred sixty-five".