11152485765545 has 4 divisors (see below), whose sum is σ = 13382982918660. Its totient is φ = 8921988612432.

The previous prime is 11152485765527. The next prime is 11152485765559. The reversal of 11152485765545 is 54556758425111.

It is a happy number.

11152485765545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 8292994619536 + 2859491146009 = 2879756^2 + 1691003^2 .

It is a cyclic number.

It is not a de Polignac number, because 11152485765545 - 2¹⁰ = 11152485764521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1115248576550 + ... + 1115248576559.

It is an arithmetic number, because the mean of its divisors is an integer number (3345745729665).

Almost surely, 2^{11152485765545} is an apocalyptic number.

It is an amenable number.

11152485765545 is a deficient number, since it is larger than the sum of its proper divisors (2230497153115).

11152485765545 is an equidigital number, since it uses as much as digits as its factorization.

11152485765545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2230497153114.

The product of its digits is 33600000, while the sum is 59.

The spelling of 11152485765545 in words is "eleven trillion, one hundred fifty-two billion, four hundred eighty-five million, seven hundred sixty-five thousand, five hundred forty-five".