11574455641 has 8 divisors (see below), whose sum is σ = 13535576384. Its totient is φ = 9690241680.

The previous prime is 11574455639. The next prime is 11574455693. The reversal of 11574455641 is 14655447511.

11574455641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11574455641 - 2¹ = 11574455639 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11574455621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19226370 + ... + 19226971.

It is an arithmetic number, because the mean of its divisors is an integer number (1691947048).

Almost surely, 2^11574455641 is an apocalyptic number.

It is an amenable number.

11574455641 is a deficient number, since it is larger than the sum of its proper divisors (1961120743).

11574455641 is an equidigital number, since it uses as much as digits as its factorization.

11574455641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38453391.

The product of its digits is 336000, while the sum is 43.

The spelling of 11574455641 in words is "eleven billion, five hundred seventy-four million, four hundred fifty-five thousand, six hundred forty-one".