61376961946841 has 2 divisors, whose sum is σ = 61376961946842. Its totient is φ = 61376961946840.

The previous prime is 61376961946819. The next prime is 61376961946877. The reversal of 61376961946841 is 14864916967316.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41494468224400 + 19882493722441 = 6441620^2 + 4458979^2 .

It is a cyclic number.

It is not a de Polignac number, because 61376961946841 - 2⁴² = 56978915435737 is a prime.

It is not a weakly prime, because it can be changed into another prime (61376961916841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30688480973420 + 30688480973421.

It is an arithmetic number, because the mean of its divisors is an integer number (30688480973421).

Almost surely, 2^{61376961946841} is an apocalyptic number.

It is an amenable number.

61376961946841 is a deficient number, since it is larger than the sum of its proper divisors (1).

61376961946841 is an equidigital number, since it uses as much as digits as its factorization.

61376961946841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 282175488, while the sum is 71.

The spelling of 61376961946841 in words is "sixty-one trillion, three hundred seventy-six billion, nine hundred sixty-one million, nine hundred forty-six thousand, eight hundred forty-one".