11722419950 has 12 divisors (see below), whose sum is σ = 21803701200. Its totient is φ = 4688967960.

The previous prime is 11722419941. The next prime is 11722419971. The reversal of 11722419950 is 5991422711.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11722419898 and 11722419907.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 117224150 + ... + 117224249.

It is an arithmetic number, because the mean of its divisors is an integer number (1816975100).

Almost surely, 2^11722419950 is an apocalyptic number.

11722419950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11722419950 is a deficient number, since it is larger than the sum of its proper divisors (10081281250).

11722419950 is a wasteful number, since it uses less digits than its factorization.

11722419950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234448411 (or 234448406 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 41.

The spelling of 11722419950 in words is "eleven billion, seven hundred twenty-two million, four hundred nineteen thousand, nine hundred fifty".