22340633545 has 8 divisors (see below), whose sum is σ = 26809619400. Its totient is φ = 17871934080.

The previous prime is 22340633537. The next prime is 22340633551. The reversal of 22340633545 is 54533604322.

It can be written as a sum of positive squares in 4 ways, for example, as 331130809 + 22009502736 = 18197^2 + 148356^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22340633545 - 2³ = 22340633537 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 181125 + ... + 278365.

It is an arithmetic number, because the mean of its divisors is an integer number (3351202425).

Almost surely, 2^22340633545 is an apocalyptic number.

It is an amenable number.

22340633545 is a deficient number, since it is larger than the sum of its proper divisors (4468985855).

22340633545 is an equidigital number, since it uses as much as digits as its factorization.

22340633545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143195.

The product of its (nonzero) digits is 259200, while the sum is 37.

The spelling of 22340633545 in words is "twenty-two billion, three hundred forty million, six hundred thirty-three thousand, five hundred forty-five".