66716547110 has 64 divisors (see below), whose sum is σ = 125208607680. Its totient is φ = 25564170240.

The previous prime is 66716547109. The next prime is 66716547127. The reversal of 66716547110 is 1174561766.

66716547110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 45047570 + ... + 45049050.

It is an arithmetic number, because the mean of its divisors is an integer number (1956384495).

Almost surely, 2^66716547110 is an apocalyptic number.

66716547110 is a deficient number, since it is larger than the sum of its proper divisors (58492060570).

66716547110 is a wasteful number, since it uses less digits than its factorization.

66716547110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2633.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 66716547110 in words is "sixty-six billion, seven hundred sixteen million, five hundred forty-seven thousand, one hundred ten".