65566152 has 32 divisors (see below), whose sum is σ = 182128800. Its totient is φ = 21855312.

The previous prime is 65566121. The next prime is 65566201. The reversal of 65566152 is 25166556.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 151558 + ... + 151989.

It is an arithmetic number, because the mean of its divisors is an integer number (5691525).

Almost surely, 2^65566152 is an apocalyptic number.

It is an amenable number.

65566152 is an abundant number, since it is smaller than the sum of its proper divisors (116562648).

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

65566152 is a wasteful number, since it uses less digits than its factorization.

65566152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303562 (or 303552 counting only the distinct ones).

The product of its digits is 54000, while the sum is 36.

The square root of 65566152 is about 8097.2928809572. The cubic root of 65566152 is about 403.2365577680.

The spelling of 65566152 in words is "sixty-five million, five hundred sixty-six thousand, one hundred fifty-two".