5165665422 has 32 divisors (see below), whose sum is σ = 10578218112. Its totient is φ = 1680790944.

The previous prime is 5165665403. The next prime is 5165665447. The reversal of 5165665422 is 2245665615.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478933 + ... + 489599.

It is an arithmetic number, because the mean of its divisors is an integer number (330569316).

Almost surely, 2^5165665422 is an apocalyptic number.

5165665422 is an abundant number, since it is smaller than the sum of its proper divisors (5412552690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5165665422 is a wasteful number, since it uses less digits than its factorization.

5165665422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12592.

The product of its digits is 432000, while the sum is 42.

The square root of 5165665422 is about 71872.5637639287. The cubic root of 5165665422 is about 1728.6567163990.

The spelling of 5165665422 in words is "five billion, one hundred sixty-five million, six hundred sixty-five thousand, four hundred twenty-two".