5665161615446 has 8 divisors (see below), whose sum is σ = 8580244777104. Its totient is φ = 2805080023080.

The previous prime is 5665161615439. The next prime is 5665161615467. The reversal of 5665161615446 is 6445161615665.

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

It is a super-2 number, since 2×5665161615446² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5665161615391 and 5665161615400.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13750392065 + ... + 13750392476.

It is an arithmetic number, because the mean of its divisors is an integer number (1072530597138).

Almost surely, 2^{5665161615446} is an apocalyptic number.

5665161615446 is a deficient number, since it is larger than the sum of its proper divisors (2915083161658).

5665161615446 is a wasteful number, since it uses less digits than its factorization.

5665161615446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500784646.

The product of its digits is 15552000, while the sum is 56.

The spelling of 5665161615446 in words is "five trillion, six hundred sixty-five billion, one hundred sixty-one million, six hundred fifteen thousand, four hundred forty-six".