16442606634660 has 144 divisors (see below), whose sum is σ = 53225609988096. Its totient is φ = 4094277497856.

The previous prime is 16442606634637. The next prime is 16442606634673. The reversal of 16442606634660 is 6643660624461.

16442606634660 is a `hidden beast` number, since 1 + 64 + 4 + 2 + 60 + 6 + 63 + 466 + 0 = 666.

It is a super-3 number, since 3×16442606634660³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16442606634597 and 16442606634606.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20766502 + ... + 21543741.

It is an arithmetic number, because the mean of its divisors is an integer number (369622291584).

Almost surely, 2^{16442606634660} is an apocalyptic number.

16442606634660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16442606634660 is an abundant number, since it is smaller than the sum of its proper divisors (36783003353436).

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

16442606634660 is a wasteful number, since it uses less digits than its factorization.

16442606634660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42310402 (or 42310397 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 54.

The spelling of 16442606634660 in words is "sixteen trillion, four hundred forty-two billion, six hundred six million, six hundred thirty-four thousand, six hundred sixty".