66701070451130 has 128 divisors (see below), whose sum is σ = 126307397094912. Its totient is φ = 25338096000000.

The previous prime is 66701070451129. The next prime is 66701070451153. The reversal of 66701070451130 is 3115407010766.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1671644180 + ... + 1671684080.

It is an arithmetic number, because the mean of its divisors is an integer number (986776539804).

Almost surely, 2^{66701070451130} is an apocalyptic number.

66701070451130 is a deficient number, since it is larger than the sum of its proper divisors (59606326643782).

66701070451130 is a wasteful number, since it uses less digits than its factorization.

66701070451130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40744.

The product of its (nonzero) digits is 105840, while the sum is 41.

Adding to 66701070451130 its reverse (3115407010766), we get a palindrome (69816477461896).

The spelling of 66701070451130 in words is "sixty-six trillion, seven hundred one billion, seventy million, four hundred fifty-one thousand, one hundred thirty".