243466155645 has 16 divisors (see below), whose sum is σ = 389875721472. Its totient is φ = 129738658880.

The previous prime is 243466155631. The next prime is 243466155661. The reversal of 243466155645 is 546551664342.

It is not a de Polignac number, because 243466155645 - 2⁵ = 243466155613 is a prime.

It is a Curzon number.

It is a congruent number.

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, 6854037 + ... + 6889466.

It is an arithmetic number, because the mean of its divisors is an integer number (24367232592).

Almost surely, 2^243466155645 is an apocalyptic number.

It is an amenable number.

243466155645 is a deficient number, since it is larger than the sum of its proper divisors (146409565827).

243466155645 is a wasteful number, since it uses less digits than its factorization.

243466155645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13744692.

The product of its digits is 10368000, while the sum is 51.

The spelling of 243466155645 in words is "two hundred forty-three billion, four hundred sixty-six million, one hundred fifty-five thousand, six hundred forty-five".