15353421145 has 16 divisors (see below), whose sum is σ = 18867483648. Its totient is φ = 11988578880.

The previous prime is 15353421133. The next prime is 15353421217. The reversal of 15353421145 is 54112435351.

15353421145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15353421145 - 2³³ = 6763486553 is a prime.

It is a super-2 number, since 2×15353421145² (a number of 21 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 15353421145.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2766 + ... + 175255.

It is an arithmetic number, because the mean of its divisors is an integer number (1179217728).

Almost surely, 2^15353421145 is an apocalyptic number.

It is an amenable number.

15353421145 is a deficient number, since it is larger than the sum of its proper divisors (3514062503).

15353421145 is a wasteful number, since it uses less digits than its factorization.

15353421145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178440.

The product of its digits is 36000, while the sum is 34.

Adding to 15353421145 its reverse (54112435351), we get a palindrome (69465856496).

The spelling of 15353421145 in words is "fifteen billion, three hundred fifty-three million, four hundred twenty-one thousand, one hundred forty-five".