11546673577 has 4 divisors (see below), whose sum is σ = 11548756996. Its totient is φ = 11544590160.

The previous prime is 11546673569. The next prime is 11546673679. The reversal of 11546673577 is 77537664511.

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 7113910336 + 4432763241 = 84344^2 + 66579^2 .

It is a cyclic number.

It is not a de Polignac number, because 11546673577 - 2³ = 11546673569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11546673527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1033374 + ... + 1044487.

It is an arithmetic number, because the mean of its divisors is an integer number (2887189249).

Almost surely, 2^11546673577 is an apocalyptic number.

It is an amenable number.

11546673577 is a deficient number, since it is larger than the sum of its proper divisors (2083419).

11546673577 is an equidigital number, since it uses as much as digits as its factorization.

11546673577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083418.

The product of its digits is 3704400, while the sum is 52.

The spelling of 11546673577 in words is "eleven billion, five hundred forty-six million, six hundred seventy-three thousand, five hundred seventy-seven".