11722641050 has 12 divisors (see below), whose sum is σ = 21804112446. Its totient is φ = 4689056400.

The previous prime is 11722641043. The next prime is 11722641059. The reversal of 11722641050 is 5014622711.

It can be written as a sum of positive squares in 3 ways, for example, as 7711825489 + 4010815561 = 87817^2 + 63331^2 .

It is not an unprimeable number, because it can be changed into a prime (11722641059) 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 5 ways as a sum of consecutive naturals, for example, 117226361 + ... + 117226460.

Almost surely, 2^11722641050 is an apocalyptic number.

11722641050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11722641050 is a deficient number, since it is larger than the sum of its proper divisors (10081471396).

11722641050 is a wasteful number, since it uses less digits than its factorization.

11722641050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234452833 (or 234452828 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The spelling of 11722641050 in words is "eleven billion, seven hundred twenty-two million, six hundred forty-one thousand, fifty".