7772380325887 has 2 divisors, whose sum is σ = 7772380325888. Its totient is φ = 7772380325886.

The previous prime is 7772380325821. The next prime is 7772380325939. The reversal of 7772380325887 is 7885230832777.

It is a strong prime.

It is an emirp because it is prime and its reverse (7885230832777) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7772380325887 is a prime.

It is a super-3 number, since 3×7772380325887³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7772380365887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3886190162943 + 3886190162944.

It is an arithmetic number, because the mean of its divisors is an integer number (3886190162944).

Almost surely, 2^{7772380325887} is an apocalyptic number.

7772380325887 is a deficient number, since it is larger than the sum of its proper divisors (1).

7772380325887 is an equidigital number, since it uses as much as digits as its factorization.

7772380325887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 221276160, while the sum is 67.

The spelling of 7772380325887 in words is "seven trillion, seven hundred seventy-two billion, three hundred eighty million, three hundred twenty-five thousand, eight hundred eighty-seven".