16266693481632 has 144 divisors (see below), whose sum is σ = 50465129524992. Its totient is φ = 4929163330560.

The previous prime is 16266693481601. The next prime is 16266693481651. The reversal of 16266693481632 is 23618439666261.

It is a tau number, because it is divible by the number of its divisors (144).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 16266693481632.

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, 216802588 + ... + 216877604.

It is an arithmetic number, because the mean of its divisors is an integer number (350452288368).

Almost surely, 2^{16266693481632} is an apocalyptic number.

16266693481632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16266693481632 is an abundant number, since it is smaller than the sum of its proper divisors (34198436043360).

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

16266693481632 is a wasteful number, since it uses less digits than its factorization.

16266693481632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143491 (or 143480 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 63.

The spelling of 16266693481632 in words is "sixteen trillion, two hundred sixty-six billion, six hundred ninety-three million, four hundred eighty-one thousand, six hundred thirty-two".