13689272250 has 96 divisors (see below), whose sum is σ = 38625320448. Its totient is φ = 3491743200.

The previous prime is 13689272243. The next prime is 13689272263. The reversal of 13689272250 is 5227298631.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 13689272196 and 13689272205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 80514 + ... + 184013.

It is an arithmetic number, because the mean of its divisors is an integer number (402347088).

Almost surely, 2^13689272250 is an apocalyptic number.

13689272250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13689272250 is an abundant number, since it is smaller than the sum of its proper divisors (24936048198).

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

13689272250 is a wasteful number, since it uses less digits than its factorization.

13689272250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264573 (or 264560 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 13689272250 in words is "thirteen billion, six hundred eighty-nine million, two hundred seventy-two thousand, two hundred fifty".