66417498006 has 16 divisors (see below), whose sum is σ = 132859078848. Its totient is φ = 22135152200.

The previous prime is 66417497989. The next prime is 66417498031. The reversal of 66417498006 is 60089471466.

It is a super-2 number, since 2×66417498006² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 66417498006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 967500 + ... + 1033871.

It is an arithmetic number, because the mean of its divisors is an integer number (8303692428).

Almost surely, 2^66417498006 is an apocalyptic number.

66417498006 is an abundant number, since it is smaller than the sum of its proper divisors (66441580842).

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

66417498006 is a wasteful number, since it uses less digits than its factorization.

66417498006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006907.

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 66417498006 in words is "sixty-six billion, four hundred seventeen million, four hundred ninety-eight thousand, six".