11273585661798 has 16 divisors (see below), whose sum is σ = 22552518106800. Its totient is φ = 3756970756736.

The previous prime is 11273585661791. The next prime is 11273585661799. The reversal of 11273585661798 is 89716658537211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11273585661791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222755223 + ... + 222805826.

It is an arithmetic number, because the mean of its divisors is an integer number (1409532381675).

Almost surely, 2^{11273585661798} is an apocalyptic number.

11273585661798 is an abundant number, since it is smaller than the sum of its proper divisors (11278932445002).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11273585661798 is a wasteful number, since it uses less digits than its factorization.

11273585661798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445565271.

The product of its digits is 152409600, while the sum is 69.

The spelling of 11273585661798 in words is "eleven trillion, two hundred seventy-three billion, five hundred eighty-five million, six hundred sixty-one thousand, seven hundred ninety-eight".