23205330105545 has 32 divisors (see below), whose sum is σ = 32364568535040. Its totient is φ = 15642180423360.

The previous prime is 23205330105527. The next prime is 23205330105563. The reversal of 23205330105545 is 54550103350232.

It is an interprime number because it is at equal distance from previous prime (23205330105527) and next prime (23205330105563).

It is not a de Polignac number, because 23205330105545 - 2³² = 23201035138249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23205330105499 and 23205330105508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 121787300 + ... + 121977690.

It is an arithmetic number, because the mean of its divisors is an integer number (1011392766720).

Almost surely, 2^{23205330105545} is an apocalyptic number.

It is an amenable number.

23205330105545 is a deficient number, since it is larger than the sum of its proper divisors (9159238429495).

23205330105545 is a wasteful number, since it uses less digits than its factorization.

23205330105545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 249485.

The product of its (nonzero) digits is 270000, while the sum is 38.

Adding to 23205330105545 its reverse (54550103350232), we get a palindrome (77755433455777).

The spelling of 23205330105545 in words is "twenty-three trillion, two hundred five billion, three hundred thirty million, one hundred five thousand, five hundred forty-five".