22640737323 has 16 divisors (see below), whose sum is σ = 30537453600. Its totient is φ = 14919041280.

The previous prime is 22640737321. The next prime is 22640737331. The reversal of 22640737323 is 32373704622.

It is not a de Polignac number, because 22640737323 - 2¹ = 22640737321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22640737321) 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 15 ways as a sum of consecutive naturals, for example, 849013 + ... + 875273.

It is an arithmetic number, because the mean of its divisors is an integer number (1908590850).

Almost surely, 2^22640737323 is an apocalyptic number.

22640737323 is a deficient number, since it is larger than the sum of its proper divisors (7896716277).

22640737323 is a wasteful number, since it uses less digits than its factorization.

22640737323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29582.

The product of its (nonzero) digits is 254016, while the sum is 39.

The spelling of 22640737323 in words is "twenty-two billion, six hundred forty million, seven hundred thirty-seven thousand, three hundred twenty-three".