5645847763477 has 2 divisors, whose sum is σ = 5645847763478. Its totient is φ = 5645847763476.

The previous prime is 5645847763469. The next prime is 5645847763499. The reversal of 5645847763477 is 7743677485465.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5644420888401 + 1426875076 = 2375799^2 + 37774^2 .

It is a cyclic number.

It is not a de Polignac number, because 5645847763477 - 2³ = 5645847763469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5645847763417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822923881738 + 2822923881739.

It is an arithmetic number, because the mean of its divisors is an integer number (2822923881739).

Almost surely, 2^{5645847763477} is an apocalyptic number.

It is an amenable number.

5645847763477 is a deficient number, since it is larger than the sum of its proper divisors (1).

5645847763477 is an equidigital number, since it uses as much as digits as its factorization.

5645847763477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3319142400, while the sum is 73.

The spelling of 5645847763477 in words is "five trillion, six hundred forty-five billion, eight hundred forty-seven million, seven hundred sixty-three thousand, four hundred seventy-seven".