11291072366477 has 2 divisors, whose sum is σ = 11291072366478. Its totient is φ = 11291072366476.

The previous prime is 11291072366447. The next prime is 11291072366537. The reversal of 11291072366477 is 77466327019211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6747208856521 + 4543863509956 = 2597539^2 + 2131634^2 .

It is a cyclic number.

It is not a de Polignac number, because 11291072366477 - 2²⁸ = 11290803931021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11291072366447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5645536183238 + 5645536183239.

It is an arithmetic number, because the mean of its divisors is an integer number (5645536183239).

Almost surely, 2^{11291072366477} is an apocalyptic number.

It is an amenable number.

11291072366477 is a deficient number, since it is larger than the sum of its proper divisors (1).

11291072366477 is an equidigital number, since it uses as much as digits as its factorization.

11291072366477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 11291072366477 in words is "eleven trillion, two hundred ninety-one billion, seventy-two million, three hundred sixty-six thousand, four hundred seventy-seven".