666750527546662 has 48 divisors (see below), whose sum is σ = 1129930055055648. Its totient is φ = 293303887873920.

The previous prime is 666750527546659. The next prime is 666750527546683. The reversal of 666750527546662 is 266645725057666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82392858 + ... + 90122605.

It is an arithmetic number, because the mean of its divisors is an integer number (23540209480326).

Almost surely, 2^{666750527546662} is an apocalyptic number.

666750527546662 is a deficient number, since it is larger than the sum of its proper divisors (463179527508986).

666750527546662 is a wasteful number, since it uses less digits than its factorization.

666750527546662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172515805 (or 172515782 counting only the distinct ones).

The product of its (nonzero) digits is 4572288000, while the sum is 73.

The spelling of 666750527546662 in words is "six hundred sixty-six trillion, seven hundred fifty billion, five hundred twenty-seven million, five hundred forty-six thousand, six hundred sixty-two".