15513310423343 has 16 divisors (see below), whose sum is σ = 15722795381760. Its totient is φ = 15304157887200.

The previous prime is 15513310423327. The next prime is 15513310423357. The reversal of 15513310423343 is 34332401331551.

It is a cyclic number.

It is not a de Polignac number, because 15513310423343 - 2⁴ = 15513310423327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 15513310423297 and 15513310423306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15513310423393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 692825678 + ... + 692848068.

It is an arithmetic number, because the mean of its divisors is an integer number (982674711360).

Almost surely, 2^{15513310423343} is an apocalyptic number.

15513310423343 is a deficient number, since it is larger than the sum of its proper divisors (209484958417).

15513310423343 is a wasteful number, since it uses less digits than its factorization.

15513310423343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29398.

The product of its (nonzero) digits is 194400, while the sum is 38.

Adding to 15513310423343 its reverse (34332401331551), we get a palindrome (49845711754894).

The spelling of 15513310423343 in words is "fifteen trillion, five hundred thirteen billion, three hundred ten million, four hundred twenty-three thousand, three hundred forty-three".