66252662232232 has 32 divisors (see below), whose sum is σ = 142218624525120. Its totient is φ = 28344271294080.

The previous prime is 66252662232221. The next prime is 66252662232301. The reversal of 66252662232232 is 23223226625266.

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, 1035942853 + ... + 1036006804.

It is an arithmetic number, because the mean of its divisors is an integer number (4444332016410).

Almost surely, 2^{66252662232232} is an apocalyptic number.

It is an amenable number.

66252662232232 is an abundant number, since it is smaller than the sum of its proper divisors (75965962292888).

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

66252662232232 is a wasteful number, since it uses less digits than its factorization.

66252662232232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2071950241 (or 2071950237 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 49.

Adding to 66252662232232 its reverse (23223226625266), we get a palindrome (89475888857498).

The spelling of 66252662232232 in words is "sixty-six trillion, two hundred fifty-two billion, six hundred sixty-two million, two hundred thirty-two thousand, two hundred thirty-two".