13533253550 has 12 divisors (see below), whose sum is σ = 25171851696. Its totient is φ = 5413301400.

The previous prime is 13533253541. The next prime is 13533253583. The reversal of 13533253550 is 5535233531.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13533253550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 135332486 + ... + 135332585.

It is an arithmetic number, because the mean of its divisors is an integer number (2097654308).

Almost surely, 2^13533253550 is an apocalyptic number.

13533253550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13533253550 is a deficient number, since it is larger than the sum of its proper divisors (11638598146).

13533253550 is a wasteful number, since it uses less digits than its factorization.

13533253550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270665083 (or 270665078 counting only the distinct ones).

The product of its (nonzero) digits is 101250, while the sum is 35.

The spelling of 13533253550 in words is "thirteen billion, five hundred thirty-three million, two hundred fifty-three thousand, five hundred fifty".