6774734892547 has 2 divisors, whose sum is σ = 6774734892548. Its totient is φ = 6774734892546.

The previous prime is 6774734892529. The next prime is 6774734892559. The reversal of 6774734892547 is 7452984374776.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6774734892547 is a prime.

It is a super-2 number, since 2×6774734892547² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6774734892547.

It is not a weakly prime, because it can be changed into another prime (6774734892647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3387367446273 + 3387367446274.

It is an arithmetic number, because the mean of its divisors is an integer number (3387367446274).

Almost surely, 2^{6774734892547} is an apocalyptic number.

6774734892547 is a deficient number, since it is larger than the sum of its proper divisors (1).

6774734892547 is an equidigital number, since it uses as much as digits as its factorization.

6774734892547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1991485440, while the sum is 73.

The spelling of 6774734892547 in words is "six trillion, seven hundred seventy-four billion, seven hundred thirty-four million, eight hundred ninety-two thousand, five hundred forty-seven".