66052038312 has 48 divisors (see below), whose sum is σ = 192651781140. Its totient is φ = 20323703808.

The previous prime is 66052038271. The next prime is 66052038337. The reversal of 66052038312 is 21383025066.

It is a happy number.

66052038312 is a `hidden beast` number, since 6 + 605 + 2 + 0 + 38 + 3 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 65696866596 + 355171716 = 256314^2 + 18846^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35283273 + ... + 35285144.

Almost surely, 2^66052038312 is an apocalyptic number.

It is an amenable number.

66052038312 is an abundant number, since it is smaller than the sum of its proper divisors (126599742828).

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

66052038312 is a wasteful number, since it uses less digits than its factorization.

66052038312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70568442 (or 70568435 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 66052038312 in words is "sixty-six billion, fifty-two million, thirty-eight thousand, three hundred twelve".