1365026116477 has 2 divisors, whose sum is σ = 1365026116478. Its totient is φ = 1365026116476.

The previous prime is 1365026116471. The next prime is 1365026116499. The reversal of 1365026116477 is 7746116205631.

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., 1082694356676 + 282331759801 = 1040526^2 + 531349^2 .

It is a cyclic number.

It is not a de Polignac number, because 1365026116477 - 2³ = 1365026116469 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1365026116477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1365026116471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682513058238 + 682513058239.

It is an arithmetic number, because the mean of its divisors is an integer number (682513058239).

Almost surely, 2^{1365026116477} is an apocalyptic number.

It is an amenable number.

1365026116477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1365026116477 is an equidigital number, since it uses as much as digits as its factorization.

1365026116477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 1365026116477 in words is "one trillion, three hundred sixty-five billion, twenty-six million, one hundred sixteen thousand, four hundred seventy-seven".