6842737954961 has 2 divisors, whose sum is σ = 6842737954962. Its totient is φ = 6842737954960.

The previous prime is 6842737954901. The next prime is 6842737954973. The reversal of 6842737954961 is 1694597372486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6239599330561 + 603138624400 = 2497919^2 + 776620^2 .

It is a cyclic number.

It is not a de Polignac number, because 6842737954961 - 2³⁴ = 6825558085777 is a prime.

It is not a weakly prime, because it can be changed into another prime (6842737954901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3421368977480 + 3421368977481.

It is an arithmetic number, because the mean of its divisors is an integer number (3421368977481).

Almost surely, 2^{6842737954961} is an apocalyptic number.

It is an amenable number.

6842737954961 is a deficient number, since it is larger than the sum of its proper divisors (1).

6842737954961 is an equidigital number, since it uses as much as digits as its factorization.

6842737954961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 548674560, while the sum is 71.

The spelling of 6842737954961 in words is "six trillion, eight hundred forty-two billion, seven hundred thirty-seven million, nine hundred fifty-four thousand, nine hundred sixty-one".