66140110414 has 8 divisors (see below), whose sum is σ = 113383046448. Its totient is φ = 28345761600.

The previous prime is 66140110391. The next prime is 66140110423. The reversal of 66140110414 is 41401104166.

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

It is a super-2 number, since 2×66140110414² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 2362146787 + ... + 2362146814.

It is an arithmetic number, because the mean of its divisors is an integer number (14172880806).

Almost surely, 2^66140110414 is an apocalyptic number.

66140110414 is a deficient number, since it is larger than the sum of its proper divisors (47242936034).

66140110414 is a wasteful number, since it uses less digits than its factorization.

66140110414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4724293610.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 66140110414 in words is "sixty-six billion, one hundred forty million, one hundred ten thousand, four hundred fourteen".