11822606450 has 18 divisors (see below), whose sum is σ = 21991478151. Its totient is φ = 4728735040.

The previous prime is 11822606447. The next prime is 11822606483. The reversal of 11822606450 is 5460622811.

It can be written as a sum of positive squares in 5 ways, for example, as 11529820129 + 292786321 = 107377^2 + 17111^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=76885.

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 11822606450.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 761162 + ... + 776538.

Almost surely, 2^11822606450 is an apocalyptic number.

11822606450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11822606450 is a deficient number, since it is larger than the sum of its proper divisors (10168871701).

11822606450 is an frugal number, since it uses more digits than its factorization.

11822606450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30766 (or 15384 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 35.

The spelling of 11822606450 in words is "eleven billion, eight hundred twenty-two million, six hundred six thousand, four hundred fifty".