65611452 has 12 divisors (see below), whose sum is σ = 153093416. Its totient is φ = 21870480.

The previous prime is 65611393. The next prime is 65611459. The reversal of 65611452 is 25411656.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65611459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2733799 + ... + 2733822.

Almost surely, 2^65611452 is an apocalyptic number.

It is an amenable number.

65611452 is an abundant number, since it is smaller than the sum of its proper divisors (87481964).

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

65611452 is a wasteful number, since it uses less digits than its factorization.

65611452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5467628 (or 5467626 counting only the distinct ones).

The product of its digits is 7200, while the sum is 30.

The square root of 65611452 is about 8100.0896291337. The cubic root of 65611452 is about 403.3294024767.

The spelling of 65611452 in words is "sixty-five million, six hundred eleven thousand, four hundred fifty-two".