11612200577 has 4 divisors (see below), whose sum is σ = 11686163796. Its totient is φ = 11538237360.

The previous prime is 11612200553. The next prime is 11612200597. The reversal of 11612200577 is 77500221611.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4443022336 + 7169178241 = 66656^2 + 84671^2 .

It is a cyclic number.

It is not a de Polignac number, because 11612200577 - 2⁸ = 11612200321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11612200597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36981374 + ... + 36981687.

It is an arithmetic number, because the mean of its divisors is an integer number (2921540949).

Almost surely, 2^11612200577 is an apocalyptic number.

It is an amenable number.

11612200577 is a deficient number, since it is larger than the sum of its proper divisors (73963219).

11612200577 is an equidigital number, since it uses as much as digits as its factorization.

11612200577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73963218.

The product of its (nonzero) digits is 5880, while the sum is 32.

The spelling of 11612200577 in words is "eleven billion, six hundred twelve million, two hundred thousand, five hundred seventy-seven".