13249713340 has 48 divisors (see below), whose sum is σ = 28520733024. Its totient is φ = 5167411200.

The previous prime is 13249713331. The next prime is 13249713341. The reversal of 13249713340 is 4331794231.

It is a self number, because there is not a number n which added to its sum of digits gives 13249713340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13249713341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1649935 + ... + 1657945.

It is an arithmetic number, because the mean of its divisors is an integer number (594181938).

Almost surely, 2^13249713340 is an apocalyptic number.

13249713340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13249713340 is an abundant number, since it is smaller than the sum of its proper divisors (15271019684).

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

13249713340 is a wasteful number, since it uses less digits than its factorization.

13249713340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10078 (or 10076 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 13249713340 in words is "thirteen billion, two hundred forty-nine million, seven hundred thirteen thousand, three hundred forty".