11320522477 has 6 divisors (see below), whose sum is σ = 12443219054. Its totient is φ = 10291383960.

The previous prime is 11320522459. The next prime is 11320522483. The reversal of 11320522477 is 77422502311.

It can be written as a sum of positive squares in only one way, i.e., 8428341636 + 2892180841 = 91806^2 + 53779^2 .

It is not a de Polignac number, because 11320522477 - 2¹¹ = 11320520429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11320522427) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46778898 + ... + 46779139.

Almost surely, 2^11320522477 is an apocalyptic number.

It is an amenable number.

11320522477 is a deficient number, since it is larger than the sum of its proper divisors (1122696577).

11320522477 is an equidigital number, since it uses as much as digits as its factorization.

11320522477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93558059 (or 93558048 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 11320522477 in words is "eleven billion, three hundred twenty million, five hundred twenty-two thousand, four hundred seventy-seven".