165064456 has 16 divisors (see below), whose sum is σ = 310965840. Its totient is φ = 82140240.

The previous prime is 165064451. The next prime is 165064463. The reversal of 165064456 is 654460561.

165064456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (165064451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47206 + ... + 50581.

It is an arithmetic number, because the mean of its divisors is an integer number (19435365).

Almost surely, 2^165064456 is an apocalyptic number.

It is an amenable number.

165064456 is a deficient number, since it is larger than the sum of its proper divisors (145901384).

165064456 is a wasteful number, since it uses less digits than its factorization.

165064456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98004 (or 98000 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 37.

The square root of 165064456 is about 12847.7412800850. The cubic root of 165064456 is about 548.5520658830.

The spelling of 165064456 in words is "one hundred sixty-five million, sixty-four thousand, four hundred fifty-six".