15313452543345 has 32 divisors (see below), whose sum is σ = 26845655656320. Its totient is φ = 7392281955840.

The previous prime is 15313452543289. The next prime is 15313452543349. The reversal of 15313452543345 is 54334525431351.

It is a happy number.

It is not a de Polignac number, because 15313452543345 - 2⁶ = 15313452543281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15313452543294 and 15313452543303.

It is not an unprimeable number, because it can be changed into a prime (15313452543349) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202601524 + ... + 202677093.

It is an arithmetic number, because the mean of its divisors is an integer number (838926739260).

Almost surely, 2^{15313452543345} is an apocalyptic number.

15313452543345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

15313452543345 is a deficient number, since it is larger than the sum of its proper divisors (11532203112975).

15313452543345 is a wasteful number, since it uses less digits than its factorization.

15313452543345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405278865.

The product of its digits is 6480000, while the sum is 48.

Adding to 15313452543345 its reverse (54334525431351), we get a palindrome (69647977974696).

The spelling of 15313452543345 in words is "fifteen trillion, three hundred thirteen billion, four hundred fifty-two million, five hundred forty-three thousand, three hundred forty-five".