49447219349267 has 2 divisors, whose sum is σ = 49447219349268. Its totient is φ = 49447219349266.

The previous prime is 49447219349263. The next prime is 49447219349299. The reversal of 49447219349267 is 76294391274494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49447219349267 - 2² = 49447219349263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49447219349267.

It is not a weakly prime, because it can be changed into another prime (49447219349263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24723609674633 + 24723609674634.

It is an arithmetic number, because the mean of its divisors is an integer number (24723609674634).

Almost surely, 2^{49447219349267} is an apocalyptic number.

49447219349267 is a deficient number, since it is larger than the sum of its proper divisors (1).

49447219349267 is an equidigital number, since it uses as much as digits as its factorization.

49447219349267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 658409472, while the sum is 71.

The spelling of 49447219349267 in words is "forty-nine trillion, four hundred forty-seven billion, two hundred nineteen million, three hundred forty-nine thousand, two hundred sixty-seven".