7740506465677 has 2 divisors, whose sum is σ = 7740506465678. Its totient is φ = 7740506465676.

The previous prime is 7740506465669. The next prime is 7740506465689. The reversal of 7740506465677 is 7765646050477.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6746455591236 + 994050874441 = 2597394^2 + 997021^2 .

It is a cyclic number.

It is not a de Polignac number, because 7740506465677 - 2³ = 7740506465669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7740506465617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3870253232838 + 3870253232839.

It is an arithmetic number, because the mean of its divisors is an integer number (3870253232839).

Almost surely, 2^{7740506465677} is an apocalyptic number.

It is an amenable number.

7740506465677 is a deficient number, since it is larger than the sum of its proper divisors (1).

7740506465677 is an equidigital number, since it uses as much as digits as its factorization.

7740506465677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207446400, while the sum is 64.

The spelling of 7740506465677 in words is "seven trillion, seven hundred forty billion, five hundred six million, four hundred sixty-five thousand, six hundred seventy-seven".