13144453750 has 40 divisors (see below), whose sum is σ = 24658575480. Its totient is φ = 5253384000.

The previous prime is 13144453727. The next prime is 13144453799. The reversal of 13144453750 is 5735444131.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 1780066 + ... + 1787434.

It is an arithmetic number, because the mean of its divisors is an integer number (616464387).

Almost surely, 2^13144453750 is an apocalyptic number.

13144453750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13144453750 is a deficient number, since it is larger than the sum of its proper divisors (11514121730).

13144453750 is an equidigital number, since it uses as much as digits as its factorization.

13144453750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8818 (or 8803 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

Adding to 13144453750 its reverse (5735444131), we get a palindrome (18879897881).

The spelling of 13144453750 in words is "thirteen billion, one hundred forty-four million, four hundred fifty-three thousand, seven hundred fifty".