6597849443761 has 2 divisors, whose sum is σ = 6597849443762. Its totient is φ = 6597849443760.

The previous prime is 6597849443729. The next prime is 6597849443789. The reversal of 6597849443761 is 1673449487956.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6485329450161 + 112519993600 = 2546631^2 + 335440^2 .

It is a cyclic number.

It is not a de Polignac number, because 6597849443761 - 2⁵ = 6597849443729 is a prime.

It is not a weakly prime, because it can be changed into another prime (6597849443791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3298924721880 + 3298924721881.

It is an arithmetic number, because the mean of its divisors is an integer number (3298924721881).

Almost surely, 2^{6597849443761} is an apocalyptic number.

It is an amenable number.

6597849443761 is a deficient number, since it is larger than the sum of its proper divisors (1).

6597849443761 is an equidigital number, since it uses as much as digits as its factorization.

6597849443761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1097349120, while the sum is 73.

The spelling of 6597849443761 in words is "six trillion, five hundred ninety-seven billion, eight hundred forty-nine million, four hundred forty-three thousand, seven hundred sixty-one".