15225755219 has 2 divisors, whose sum is σ = 15225755220. Its totient is φ = 15225755218.

The previous prime is 15225755213. The next prime is 15225755227. The reversal of 15225755219 is 91255752251.

15225755219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15225755219 is a prime.

It is a super-2 number, since 2×15225755219² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 15225755219.

It is not a weakly prime, because it can be changed into another prime (15225755213) by changing a digit.

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 as a sum of consecutive naturals, namely, 7612877609 + 7612877610.

It is an arithmetic number, because the mean of its divisors is an integer number (7612877610).

Almost surely, 2^15225755219 is an apocalyptic number.

15225755219 is a deficient number, since it is larger than the sum of its proper divisors (1).

15225755219 is an equidigital number, since it uses as much as digits as its factorization.

15225755219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 315000, while the sum is 44.

The spelling of 15225755219 in words is "fifteen billion, two hundred twenty-five million, seven hundred fifty-five thousand, two hundred nineteen".