49197485219 has 2 divisors, whose sum is σ = 49197485220. Its totient is φ = 49197485218.

The previous prime is 49197485191. The next prime is 49197485273. The reversal of 49197485219 is 91258479194.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49197485219 - 2²⁰ = 49196436643 is a prime.

It is a super-2 number, since 2×49197485219² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (49197485279) 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, 24598742609 + 24598742610.

It is an arithmetic number, because the mean of its divisors is an integer number (24598742610).

Almost surely, 2^49197485219 is an apocalyptic number.

49197485219 is a deficient number, since it is larger than the sum of its proper divisors (1).

49197485219 is an equidigital number, since it uses as much as digits as its factorization.

49197485219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6531840, while the sum is 59.

The spelling of 49197485219 in words is "forty-nine billion, one hundred ninety-seven million, four hundred eighty-five thousand, two hundred nineteen".