15352130542431 has 4 divisors (see below), whose sum is σ = 20469507389912. Its totient is φ = 10234753694952.

The previous prime is 15352130542423. The next prime is 15352130542433. The reversal of 15352130542431 is 13424503125351.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 15352130542431 - 2³ = 15352130542423 is a prime.

It is a super-2 number, since 2×15352130542431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15352130542431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15352130542433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2558688423736 + ... + 2558688423741.

It is an arithmetic number, because the mean of its divisors is an integer number (5117376847478).

Almost surely, 2^{15352130542431} is an apocalyptic number.

15352130542431 is a deficient number, since it is larger than the sum of its proper divisors (5117376847481).

15352130542431 is an equidigital number, since it uses as much as digits as its factorization.

15352130542431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5117376847480.

The product of its (nonzero) digits is 216000, while the sum is 39.

Adding to 15352130542431 its reverse (13424503125351), we get a palindrome (28776633667782).

The spelling of 15352130542431 in words is "fifteen trillion, three hundred fifty-two billion, one hundred thirty million, five hundred forty-two thousand, four hundred thirty-one".