274474727447 has 2 divisors, whose sum is σ = 274474727448. Its totient is φ = 274474727446.

The previous prime is 274474727431. The next prime is 274474727467. The reversal of 274474727447 is 744727474472.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 274474727447 - 2⁴ = 274474727431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (274474727467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137237363723 + 137237363724.

It is an arithmetic number, because the mean of its divisors is an integer number (137237363724).

Almost surely, 2^274474727447 is an apocalyptic number.

274474727447 is a deficient number, since it is larger than the sum of its proper divisors (1).

274474727447 is an equidigital number, since it uses as much as digits as its factorization.

274474727447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68841472, while the sum is 59.

The spelling of 274474727447 in words is "two hundred seventy-four billion, four hundred seventy-four million, seven hundred twenty-seven thousand, four hundred forty-seven".