5665161567 has 16 divisors (see below), whose sum is σ = 8140916448. Its totient is φ = 3483542400.

The previous prime is 5665161563. The next prime is 5665161611. The reversal of 5665161567 is 7651615665.

It is not a de Polignac number, because 5665161567 - 2² = 5665161563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665161563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5088 + ... + 106565.

It is an arithmetic number, because the mean of its divisors is an integer number (508807278).

Almost surely, 2^5665161567 is an apocalyptic number.

5665161567 is a deficient number, since it is larger than the sum of its proper divisors (2475754881).

5665161567 is a wasteful number, since it uses less digits than its factorization.

5665161567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112970.

The product of its digits is 1134000, while the sum is 48.

The square root of 5665161567 is about 75267.2675669843. The cubic root of 5665161567 is about 1782.6692233514.

The spelling of 5665161567 in words is "five billion, six hundred sixty-five million, one hundred sixty-one thousand, five hundred sixty-seven".