65796444 has 72 divisors (see below), whose sum is σ = 191213568. Its totient is φ = 18686880.

The previous prime is 65796439. The next prime is 65796457. The reversal of 65796444 is 44469756.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 65796444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47449 + ... + 48815.

It is an arithmetic number, because the mean of its divisors is an integer number (2655744).

Almost surely, 2^65796444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65796444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95606784).

65796444 is an abundant number, since it is smaller than the sum of its proper divisors (125417124).

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

65796444 is a wasteful number, since it uses less digits than its factorization.

65796444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575 (or 1570 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The square root of 65796444 is about 8111.5007242803. The cubic root of 65796444 is about 403.7081102402.

The spelling of 65796444 in words is "sixty-five million, seven hundred ninety-six thousand, four hundred forty-four".