49727666719 has 2 divisors, whose sum is σ = 49727666720. Its totient is φ = 49727666718.

The previous prime is 49727666713. The next prime is 49727666753. The reversal of 49727666719 is 91766672794.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49727666719 - 2⁷ = 49727666591 is a prime.

It is a super-2 number, since 2×49727666719² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49727666713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24863833359 + 24863833360.

It is an arithmetic number, because the mean of its divisors is an integer number (24863833360).

Almost surely, 2^49727666719 is an apocalyptic number.

49727666719 is a deficient number, since it is larger than the sum of its proper divisors (1).

49727666719 is an equidigital number, since it uses as much as digits as its factorization.

49727666719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48009024, while the sum is 64.

The spelling of 49727666719 in words is "forty-nine billion, seven hundred twenty-seven million, six hundred sixty-six thousand, seven hundred nineteen".