66316407000 has 64 divisors (see below), whose sum is σ = 206907199200. Its totient is φ = 17684374400.

The previous prime is 66316406999. The next prime is 66316407061. The reversal of 66316407000 is 70461366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11049735 + ... + 11055734.

Almost surely, 2^66316407000 is an apocalyptic number.

66316407000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66316407000 is an abundant number, since it is smaller than the sum of its proper divisors (140590792200).

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

66316407000 is a wasteful number, since it uses less digits than its factorization.

66316407000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22105493 (or 22105479 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 33.

Adding to 66316407000 its reverse (70461366), we get a palindrome (66386868366).

The spelling of 66316407000 in words is "sixty-six billion, three hundred sixteen million, four hundred seven thousand".