17782248959 has 2 divisors, whose sum is σ = 17782248960. Its totient is φ = 17782248958.

The previous prime is 17782248917. The next prime is 17782248983. The reversal of 17782248959 is 95984228771.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 17782248959 - 2³² = 13487281663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (17782248989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8891124479 + 8891124480.

It is an arithmetic number, because the mean of its divisors is an integer number (8891124480).

Almost surely, 2^17782248959 is an apocalyptic number.

17782248959 is a deficient number, since it is larger than the sum of its proper divisors (1).

17782248959 is an equidigital number, since it uses as much as digits as its factorization.

17782248959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20321280, while the sum is 62.

The spelling of 17782248959 in words is "seventeen billion, seven hundred eighty-two million, two hundred forty-eight thousand, nine hundred fifty-nine".