66505462332 has 24 divisors (see below), whose sum is σ = 158107327056. Its totient is φ = 21750213888.

The previous prime is 66505462321. The next prime is 66505462333. The reversal of 66505462332 is 23326450566.

66505462332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-4 number, since 4×66505462332⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66505462333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52283533 + ... + 52284804.

It is an arithmetic number, because the mean of its divisors is an integer number (6587805294).

Almost surely, 2^66505462332 is an apocalyptic number.

It is an amenable number.

66505462332 is an abundant number, since it is smaller than the sum of its proper divisors (91601864724).

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

66505462332 is a wasteful number, since it uses less digits than its factorization.

66505462332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104568397 (or 104568395 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 66505462332 in words is "sixty-six billion, five hundred five million, four hundred sixty-two thousand, three hundred thirty-two".