2734544645761 has 2 divisors, whose sum is σ = 2734544645762. Its totient is φ = 2734544645760.

The previous prime is 2734544645737. The next prime is 2734544645801. The reversal of 2734544645761 is 1675464454372.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1494983063025 + 1239561582736 = 1222695^2 + 1113356^2 .

It is a cyclic number.

It is not a de Polignac number, because 2734544645761 - 2²³ = 2734536257153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2734544645696 and 2734544645705.

It is not a weakly prime, because it can be changed into another prime (2734544645461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1367272322880 + 1367272322881.

It is an arithmetic number, because the mean of its divisors is an integer number (1367272322881).

Almost surely, 2^{2734544645761} is an apocalyptic number.

It is an amenable number.

2734544645761 is a deficient number, since it is larger than the sum of its proper divisors (1).

2734544645761 is an equidigital number, since it uses as much as digits as its factorization.

2734544645761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 67737600, while the sum is 58.

The spelling of 2734544645761 in words is "two trillion, seven hundred thirty-four billion, five hundred forty-four million, six hundred forty-five thousand, seven hundred sixty-one".