65755152 has 100 divisors (see below), whose sum is σ = 192426300. Its totient is φ = 21676032.

The previous prime is 65755147. The next prime is 65755177. The reversal of 65755152 is 25155756.

It is a happy number.

65755152 is a `hidden beast` number, since 6 + 57 + 551 + 52 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 15968016 + 49787136 = 3996^2 + 7056^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 146224 + ... + 146672.

It is an arithmetic number, because the mean of its divisors is an integer number (1924263).

Almost surely, 2^65755152 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 65755152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96213150).

65755152 is an abundant number, since it is smaller than the sum of its proper divisors (126671148).

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

65755152 is a wasteful number, since it uses less digits than its factorization.

65755152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582 (or 567 counting only the distinct ones).

The product of its digits is 52500, while the sum is 36.

The square root of 65755152 is about 8108.9550498199. The cubic root of 65755152 is about 403.6236406110.

The spelling of 65755152 in words is "sixty-five million, seven hundred fifty-five thousand, one hundred fifty-two".