22018471745 has 16 divisors (see below), whose sum is σ = 26564448960. Its totient is φ = 17520120000.

The previous prime is 22018471703. The next prime is 22018471753. The reversal of 22018471745 is 54717481022.

It is not a de Polignac number, because 22018471745 - 2¹⁶ = 22018406209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 915575 + ... + 939315.

It is an arithmetic number, because the mean of its divisors is an integer number (1660278060).

Almost surely, 2^22018471745 is an apocalyptic number.

It is an amenable number.

22018471745 is a deficient number, since it is larger than the sum of its proper divisors (4545977215).

22018471745 is a wasteful number, since it uses less digits than its factorization.

22018471745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24736.

The product of its (nonzero) digits is 125440, while the sum is 41.

The spelling of 22018471745 in words is "twenty-two billion, eighteen million, four hundred seventy-one thousand, seven hundred forty-five".