66314243231430 has 48 divisors (see below), whose sum is σ = 167971590085104. Its totient is φ = 16753071971520.

The previous prime is 66314243231429. The next prime is 66314243231471. The reversal of 66314243231430 is 3413234241366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3061588581 + ... + 3061610240.

It is an arithmetic number, because the mean of its divisors is an integer number (3499408126773).

Almost surely, 2^{66314243231430} is an apocalyptic number.

66314243231430 is an abundant number, since it is smaller than the sum of its proper divisors (101657346853674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66314243231430 is a wasteful number, since it uses less digits than its factorization.

66314243231430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6123198869 (or 6123198850 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 42.

Adding to 66314243231430 its reverse (3413234241366), we get a palindrome (69727477472796).

The spelling of 66314243231430 in words is "sixty-six trillion, three hundred fourteen billion, two hundred forty-three million, two hundred thirty-one thousand, four hundred thirty".