11621635223 has 8 divisors (see below), whose sum is σ = 12741859200. Its totient is φ = 10512029880.

The previous prime is 11621635163. The next prime is 11621635283. The reversal of 11621635223 is 32253612611.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11621635163) and next prime (11621635283).

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

It is not a de Polignac number, because 11621635223 - 2⁶ = 11621635159 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11621635223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11621635283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2652365 + ... + 2656742.

It is an arithmetic number, because the mean of its divisors is an integer number (1592732400).

Almost surely, 2^11621635223 is an apocalyptic number.

11621635223 is a deficient number, since it is larger than the sum of its proper divisors (1120223977).

11621635223 is a wasteful number, since it uses less digits than its factorization.

11621635223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5309317.

The product of its digits is 12960, while the sum is 32.

The spelling of 11621635223 in words is "eleven billion, six hundred twenty-one million, six hundred thirty-five thousand, two hundred twenty-three".