65244465 has 48 divisors (see below), whose sum is σ = 132874560. Its totient is φ = 29197440.

The previous prime is 65244451. The next prime is 65244481. The reversal of 65244465 is 56444256.

It is not a de Polignac number, because 65244465 - 2⁶ = 65244401 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1366 + ... + 11504.

It is an arithmetic number, because the mean of its divisors is an integer number (2768220).

Almost surely, 2^65244465 is an apocalyptic number.

65244465 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

65244465 is an abundant number, since it is smaller than the sum of its proper divisors (67630095).

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

65244465 is a wasteful number, since it uses less digits than its factorization.

65244465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10174 (or 10171 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The square root of 65244465 is about 8077.4045955369. The cubic root of 65244465 is about 402.5760102325.

The spelling of 65244465 in words is "sixty-five million, two hundred forty-four thousand, four hundred sixty-five".