66127010823122 has 8 divisors (see below), whose sum is σ = 105025252483836. Its totient is φ = 31118593328512.

The previous prime is 66127010823119. The next prime is 66127010823149. The reversal of 66127010823122 is 22132801072166.

It can be written as a sum of positive squares in 2 ways, for example, as 56762376514561 + 9364634308561 = 7534081^2 + 3060169^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 66127010823122.

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, 972456041483 + ... + 972456041550.

Almost surely, 2^{66127010823122} is an apocalyptic number.

66127010823122 is a deficient number, since it is larger than the sum of its proper divisors (38898241660714).

66127010823122 is a wasteful number, since it uses less digits than its factorization.

66127010823122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1944912083052.

The product of its (nonzero) digits is 96768, while the sum is 41.

Adding to 66127010823122 its reverse (22132801072166), we get a palindrome (88259811895288).

The spelling of 66127010823122 in words is "sixty-six trillion, one hundred twenty-seven billion, ten million, eight hundred twenty-three thousand, one hundred twenty-two".