11546772355 has 4 divisors (see below), whose sum is σ = 13856126832. Its totient is φ = 9237417880.

The previous prime is 11546772353. The next prime is 11546772383. The reversal of 11546772355 is 55327764511.

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

It is not a de Polignac number, because 11546772355 - 2¹ = 11546772353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11546772353) 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, 1154677231 + ... + 1154677240.

It is an arithmetic number, because the mean of its divisors is an integer number (3464031708).

Almost surely, 2^11546772355 is an apocalyptic number.

11546772355 is a deficient number, since it is larger than the sum of its proper divisors (2309354477).

11546772355 is an equidigital number, since it uses as much as digits as its factorization.

11546772355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2309354476.

The product of its digits is 882000, while the sum is 46.

The spelling of 11546772355 in words is "eleven billion, five hundred forty-six million, seven hundred seventy-two thousand, three hundred fifty-five".