15240986219 has 2 divisors, whose sum is σ = 15240986220. Its totient is φ = 15240986218.

The previous prime is 15240986207. The next prime is 15240986339. The reversal of 15240986219 is 91268904251.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15240986219 - 2¹⁶ = 15240920683 is a prime.

It is a super-2 number, since 2×15240986219² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15240985219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7620493109 + 7620493110.

It is an arithmetic number, because the mean of its divisors is an integer number (7620493110).

Almost surely, 2^15240986219 is an apocalyptic number.

15240986219 is a deficient number, since it is larger than the sum of its proper divisors (1).

15240986219 is an equidigital number, since it uses as much as digits as its factorization.

15240986219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 15240986219 in words is "fifteen billion, two hundred forty million, nine hundred eighty-six thousand, two hundred nineteen".