11648660833 has 4 divisors (see below), whose sum is σ = 11839622548. Its totient is φ = 11457699120.

The previous prime is 11648660773. The next prime is 11648660861. The reversal of 11648660833 is 33806684611.

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 2163459169 + 9485201664 = 46513^2 + 97392^2 .

It is a cyclic number.

It is not a de Polignac number, because 11648660833 - 2¹³ = 11648652641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11648660873) 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, 95480766 + ... + 95480887.

It is an arithmetic number, because the mean of its divisors is an integer number (2959905637).

Almost surely, 2^11648660833 is an apocalyptic number.

It is an amenable number.

11648660833 is a deficient number, since it is larger than the sum of its proper divisors (190961715).

11648660833 is an equidigital number, since it uses as much as digits as its factorization.

11648660833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190961714.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 11648660833 in words is "eleven billion, six hundred forty-eight million, six hundred sixty thousand, eight hundred thirty-three".