13453533405 has 192 divisors, whose sum is σ = 28134812160. Its totient is φ = 6112060416.

The previous prime is 13453533371. The next prime is 13453533427. The reversal of 13453533405 is 50433535431.

13453533405 is a `hidden beast` number, since 1 + 34 + 53 + 533 + 40 + 5 = 666.

It is not a de Polignac number, because 13453533405 - 2¹⁰ = 13453532381 is a prime.

It is a super-2 number, since 2×13453533405² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13453533405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 10534627 + ... + 10535903.

It is an arithmetic number, because the mean of its divisors is an integer number (146535480).

Almost surely, 2^13453533405 is an apocalyptic number.

13453533405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13453533405 is an abundant number, since it is smaller than the sum of its proper divisors (14681278755).

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

13453533405 is a wasteful number, since it uses less digits than its factorization.

13453533405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1362 (or 1350 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

The spelling of 13453533405 in words is "thirteen billion, four hundred fifty-three million, five hundred thirty-three thousand, four hundred five".