11655263343 has 4 divisors (see below), whose sum is σ = 15540351128. Its totient is φ = 7770175560.

The previous prime is 11655263209. The next prime is 11655263353. The reversal of 11655263343 is 34336255611.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11655263343 - 2²¹ = 11653166191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11655263353) 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, 1942543888 + ... + 1942543893.

It is an arithmetic number, because the mean of its divisors is an integer number (3885087782).

Almost surely, 2^11655263343 is an apocalyptic number.

11655263343 is a deficient number, since it is larger than the sum of its proper divisors (3885087785).

11655263343 is an equidigital number, since it uses as much as digits as its factorization.

11655263343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885087784.

The product of its digits is 194400, while the sum is 39.

The spelling of 11655263343 in words is "eleven billion, six hundred fifty-five million, two hundred sixty-three thousand, three hundred forty-three".