66374402414 has 8 divisors (see below), whose sum is σ = 99572684448. Its totient is φ = 33183507600.

The previous prime is 66374402407. The next prime is 66374402417. The reversal of 66374402414 is 41420447366.

66374402414 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 a super-2 number, since 2×66374402414² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66374402417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1824287 + ... + 1860314.

It is an arithmetic number, because the mean of its divisors is an integer number (12446585556).

Almost surely, 2^66374402414 is an apocalyptic number.

66374402414 is a deficient number, since it is larger than the sum of its proper divisors (33198282034).

66374402414 is a wasteful number, since it uses less digits than its factorization.

66374402414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3693610.

The product of its (nonzero) digits is 387072, while the sum is 41.

The spelling of 66374402414 in words is "sixty-six billion, three hundred seventy-four million, four hundred two thousand, four hundred fourteen".