65484144 has 60 divisors (see below), whose sum is σ = 199929912. Its totient is φ = 19843200.

The previous prime is 65484137. The next prime is 65484157. The reversal of 65484144 is 44148456.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 65484099 and 65484108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19087 + ... + 22254.

Almost surely, 2^65484144 is an apocalyptic number.

It is an amenable number.

65484144 is an abundant number, since it is smaller than the sum of its proper divisors (134445768).

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

65484144 is a wasteful number, since it uses less digits than its factorization.

65484144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41366 (or 41357 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 65484144 is about 8092.2273818770. The cubic root of 65484144 is about 403.0683692578.

The spelling of 65484144 in words is "sixty-five million, four hundred eighty-four thousand, one hundred forty-four".