22150445002 has 24 divisors (see below), whose sum is σ = 38749690980. Its totient is φ = 9468627840.

The previous prime is 22150444999. The next prime is 22150445003. The reversal of 22150445002 is 20054405122.

It can be written as a sum of positive squares in 2 ways, for example, as 18752837481 + 3397607521 = 136941^2 + 58289^2 .

It is not an unprimeable number, because it can be changed into a prime (22150445003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 252399 + ... + 328642.

Almost surely, 2^22150445002 is an apocalyptic number.

22150445002 is a deficient number, since it is larger than the sum of its proper divisors (16599245978).

22150445002 is a wasteful number, since it uses less digits than its factorization.

22150445002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581446 (or 581439 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The spelling of 22150445002 in words is "twenty-two billion, one hundred fifty million, four hundred forty-five thousand, two".