66052312 has 32 divisors (see below), whose sum is σ = 127501920. Its totient is φ = 32060160.

The previous prime is 66052309. The next prime is 66052321. The reversal of 66052312 is 21325066.

It is a congruent number.

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, 90493 + ... + 91219.

It is an arithmetic number, because the mean of its divisors is an integer number (3984435).

Almost surely, 2^66052312 is an apocalyptic number.

It is an amenable number.

66052312 is a deficient number, since it is larger than the sum of its proper divisors (61449608).

66052312 is a wasteful number, since it uses less digits than its factorization.

66052312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051 (or 1047 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 66052312 is about 8127.2573479619. The cubic root of 66052312 is about 404.2307442434.

Adding to 66052312 its reverse (21325066), we get a palindrome (87377378).

The spelling of 66052312 in words is "sixty-six million, fifty-two thousand, three hundred twelve".