66610002274 has 8 divisors (see below), whose sum is σ = 100085218128. Its totient is φ = 33248262900.

The previous prime is 66610002233. The next prime is 66610002307. The reversal of 66610002274 is 47220001666.

66610002274 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28367652 + ... + 28369999.

It is an arithmetic number, because the mean of its divisors is an integer number (12510652266).

Almost surely, 2^66610002274 is an apocalyptic number.

66610002274 is a deficient number, since it is larger than the sum of its proper divisors (33475215854).

66610002274 is a wasteful number, since it uses less digits than its factorization.

66610002274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56738240.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 66610002274 in words is "sixty-six billion, six hundred ten million, two thousand, two hundred seventy-four".