12553343140015 has 8 divisors (see below), whose sum is σ = 15064194370608. Its totient is φ = 10042552776960.

The previous prime is 12553343140003. The next prime is 12553343140031. The reversal of 12553343140015 is 51004134335521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12553343140015 - 2³⁹ = 12003587326127 is a prime.

It is a Duffinian number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 14761917 + ... + 15589126.

It is an arithmetic number, because the mean of its divisors is an integer number (1883024296326).

Almost surely, 2^{12553343140015} is an apocalyptic number.

12553343140015 is a deficient number, since it is larger than the sum of its proper divisors (2510851230593).

12553343140015 is an equidigital number, since it uses as much as digits as its factorization.

12553343140015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30433769.

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 12553343140015 its reverse (51004134335521), we get a palindrome (63557477475536).

The spelling of 12553343140015 in words is "twelve trillion, five hundred fifty-three billion, three hundred forty-three million, one hundred forty thousand, fifteen".