80524349219 has 2 divisors, whose sum is σ = 80524349220. Its totient is φ = 80524349218.

The previous prime is 80524349209. The next prime is 80524349237. The reversal of 80524349219 is 91294342508.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80524349219 is a prime.

It is a super-2 number, since 2×80524349219² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (80524349209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40262174609 + 40262174610.

It is an arithmetic number, because the mean of its divisors is an integer number (40262174610).

Almost surely, 2^80524349219 is an apocalyptic number.

80524349219 is a deficient number, since it is larger than the sum of its proper divisors (1).

80524349219 is an equidigital number, since it uses as much as digits as its factorization.

80524349219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 47.

The spelling of 80524349219 in words is "eighty billion, five hundred twenty-four million, three hundred forty-nine thousand, two hundred nineteen".