16540133212602 has 48 divisors (see below), whose sum is σ = 37945565985600. Its totient is φ = 5188985571456.

The previous prime is 16540133212591. The next prime is 16540133212613. The reversal of 16540133212602 is 20621233104561.

16540133212602 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 0 + 1 + 3 + 32 + 12 + 602 = 666.

It is an interprime number because it is at equal distance from previous prime (16540133212591) and next prime (16540133212613).

It is a super-3 number, since 3×16540133212602³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 22801899 + ... + 23516097.

It is an arithmetic number, because the mean of its divisors is an integer number (790532624700).

Almost surely, 2^{16540133212602} is an apocalyptic number.

16540133212602 is an abundant number, since it is smaller than the sum of its proper divisors (21405432772998).

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

16540133212602 is a wasteful number, since it uses less digits than its factorization.

16540133212602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789907 (or 789904 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 16540133212602 in words is "sixteen trillion, five hundred forty billion, one hundred thirty-three million, two hundred twelve thousand, six hundred two".