13533209982 has 24 divisors (see below), whose sum is σ = 30596823504. Its totient is φ = 4314936384.

The previous prime is 13533209981. The next prime is 13533209983. The reversal of 13533209982 is 28990233531.

13533209982 is a `hidden beast` number, since 1 + 3 + 533 + 20 + 9 + 98 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (13533209981) and next prime (13533209983).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13533209981) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16344043 + ... + 16344870.

It is an arithmetic number, because the mean of its divisors is an integer number (1274867646).

Almost surely, 2^13533209982 is an apocalyptic number.

13533209982 is an abundant number, since it is smaller than the sum of its proper divisors (17063613522).

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

13533209982 is a wasteful number, since it uses less digits than its factorization.

13533209982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32688944 (or 32688941 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 13533209982 in words is "thirteen billion, five hundred thirty-three million, two hundred nine thousand, nine hundred eighty-two".