66333664104460 has 48 divisors (see below), whose sum is σ = 145071309096000. Its totient is φ = 25446582151424.

The previous prime is 66333664104437. The next prime is 66333664104467. The reversal of 66333664104460 is 6440146633366.

It is a junction number, because it is equal to n+sod(n) for n = 66333664104398 and 66333664104407.

It is not an unprimeable number, because it can be changed into a prime (66333664104467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 383700112 + ... + 383872951.

It is an arithmetic number, because the mean of its divisors is an integer number (3022318939500).

Almost surely, 2^{66333664104460} is an apocalyptic number.

It is an amenable number.

66333664104460 is an abundant number, since it is smaller than the sum of its proper divisors (78737644991540).

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

66333664104460 is a wasteful number, since it uses less digits than its factorization.

66333664104460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 767573250 (or 767573248 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 52.

The spelling of 66333664104460 in words is "sixty-six trillion, three hundred thirty-three billion, six hundred sixty-four million, one hundred four thousand, four hundred sixty".