16127255447 has 2 divisors, whose sum is σ = 16127255448. Its totient is φ = 16127255446.

The previous prime is 16127255429. The next prime is 16127255509. The reversal of 16127255447 is 74455272161.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16127255447 - 2⁸ = 16127255191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16127255398 and 16127255407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16127255407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8063627723 + 8063627724.

It is an arithmetic number, because the mean of its divisors is an integer number (8063627724).

Almost surely, 2^16127255447 is an apocalyptic number.

16127255447 is a deficient number, since it is larger than the sum of its proper divisors (1).

16127255447 is an equidigital number, since it uses as much as digits as its factorization.

16127255447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 470400, while the sum is 44.

The spelling of 16127255447 in words is "sixteen billion, one hundred twenty-seven million, two hundred fifty-five thousand, four hundred forty-seven".