13309669400 has 24 divisors (see below), whose sum is σ = 30944981820. Its totient is φ = 5323867680.

The previous prime is 13309669397. The next prime is 13309669421. The reversal of 13309669400 is 496690331.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33273974 + ... + 33274373.

Almost surely, 2^13309669400 is an apocalyptic number.

13309669400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13309669400 is an abundant number, since it is smaller than the sum of its proper divisors (17635312420).

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

13309669400 is a wasteful number, since it uses less digits than its factorization.

13309669400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66548363 (or 66548354 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 41.

The spelling of 13309669400 in words is "thirteen billion, three hundred nine million, six hundred sixty-nine thousand, four hundred".