49721238271 has 2 divisors, whose sum is σ = 49721238272. Its totient is φ = 49721238270.

The previous prime is 49721238227. The next prime is 49721238283. The reversal of 49721238271 is 17283212794.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49721238271 - 2⁹ = 49721237759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49721232271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24860619135 + 24860619136.

It is an arithmetic number, because the mean of its divisors is an integer number (24860619136).

Almost surely, 2^49721238271 is an apocalyptic number.

49721238271 is a deficient number, since it is larger than the sum of its proper divisors (1).

49721238271 is an equidigital number, since it uses as much as digits as its factorization.

49721238271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 46.

The spelling of 49721238271 in words is "forty-nine billion, seven hundred twenty-one million, two hundred thirty-eight thousand, two hundred seventy-one".