11553750367361 has 4 divisors (see below), whose sum is σ = 11554230258132. Its totient is φ = 11553270476592.

The previous prime is 11553750367279. The next prime is 11553750367373. The reversal of 11553750367361 is 16376305735511.

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 5335430121025 + 6218320246336 = 2309855^2 + 2493656^2 .

It is a cyclic number.

It is not a de Polignac number, because 11553750367361 - 2¹⁰ = 11553750366337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11553750369361) 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, 239909270 + ... + 239957423.

It is an arithmetic number, because the mean of its divisors is an integer number (2888557564533).

Almost surely, 2^{11553750367361} is an apocalyptic number.

It is an amenable number.

11553750367361 is a deficient number, since it is larger than the sum of its proper divisors (479890771).

11553750367361 is an equidigital number, since it uses as much as digits as its factorization.

11553750367361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 479890770.

The product of its (nonzero) digits is 5953500, while the sum is 53.

The spelling of 11553750367361 in words is "eleven trillion, five hundred fifty-three billion, seven hundred fifty million, three hundred sixty-seven thousand, three hundred sixty-one".