66303246232 has 8 divisors (see below), whose sum is σ = 124318586700. Its totient is φ = 33151623112.

The previous prime is 66303246197. The next prime is 66303246239. The reversal of 66303246232 is 23264230366.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×66303246232² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66303246191 and 66303246200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66303246239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4143952882 + ... + 4143952897.

Almost surely, 2^66303246232 is an apocalyptic number.

It is an amenable number.

66303246232 is a deficient number, since it is larger than the sum of its proper divisors (58015340468).

66303246232 is a wasteful number, since it uses less digits than its factorization.

66303246232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8287905785 (or 8287905781 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 37.

Adding to 66303246232 its reverse (23264230366), we get a palindrome (89567476598).

The spelling of 66303246232 in words is "sixty-six billion, three hundred three million, two hundred forty-six thousand, two hundred thirty-two".