7740366841 has 2 divisors, whose sum is σ = 7740366842. Its totient is φ = 7740366840.

The previous prime is 7740366827. The next prime is 7740366853. The reversal of 7740366841 is 1486630477.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7631769600 + 108597241 = 87360^2 + 10421^2 .

It is an emirp because it is prime and its reverse (1486630477) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 7740366841 - 2⁹ = 7740366329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7740366791 and 7740366800.

It is not a weakly prime, because it can be changed into another prime (7740366041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3870183420 + 3870183421.

It is an arithmetic number, because the mean of its divisors is an integer number (3870183421).

Almost surely, 2^7740366841 is an apocalyptic number.

It is an amenable number.

7740366841 is a deficient number, since it is larger than the sum of its proper divisors (1).

7740366841 is an equidigital number, since it uses as much as digits as its factorization.

7740366841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 677376, while the sum is 46.

The square root of 7740366841 is about 87979.3546293675. The cubic root of 7740366841 is about 1978.1255294158.

The spelling of 7740366841 in words is "seven billion, seven hundred forty million, three hundred sixty-six thousand, eight hundred forty-one".