66327674010 has 64 divisors (see below), whose sum is σ = 171581372928. Its totient is φ = 16312541184.

The previous prime is 66327673987. The next prime is 66327674033. The reversal of 66327674010 is 1047672366.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (66327673987) and next prime (66327674033).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 375919 + ... + 523421.

It is an arithmetic number, because the mean of its divisors is an integer number (2680958952).

Almost surely, 2^66327674010 is an apocalyptic number.

66327674010 is an abundant number, since it is smaller than the sum of its proper divisors (105253698918).

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

66327674010 is a wasteful number, since it uses less digits than its factorization.

66327674010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148679.

The product of its (nonzero) digits is 254016, while the sum is 42.

The spelling of 66327674010 in words is "sixty-six billion, three hundred twenty-seven million, six hundred seventy-four thousand, ten".