11722615622 has 8 divisors (see below), whose sum is σ = 17584942536. Its totient is φ = 5860968112.

The previous prime is 11722615577. The next prime is 11722615627. The reversal of 11722615622 is 22651622711.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11722615627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124268 + ... + 197199.

It is an arithmetic number, because the mean of its divisors is an integer number (2198117817).

Almost surely, 2^11722615622 is an apocalyptic number.

11722615622 is a deficient number, since it is larger than the sum of its proper divisors (5862326914).

11722615622 is a wasteful number, since it uses less digits than its factorization.

11722615622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339702.

The product of its digits is 20160, while the sum is 35.

The spelling of 11722615622 in words is "eleven billion, seven hundred twenty-two million, six hundred fifteen thousand, six hundred twenty-two".