243215055017675 has 48 divisors (see below), whose sum is σ = 329639428413792. Its totient is φ = 176920944076800.

The previous prime is 243215055017651. The next prime is 243215055017743. The reversal of 243215055017675 is 576710550512342.

It is not a de Polignac number, because 243215055017675 - 2¹⁸ = 243215054755531 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2265003587 + ... + 2265110963.

It is an arithmetic number, because the mean of its divisors is an integer number (6867488091954).

Almost surely, 2^{243215055017675} is an apocalyptic number.

243215055017675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

243215055017675 is a deficient number, since it is larger than the sum of its proper divisors (86424373396117).

243215055017675 is a wasteful number, since it uses less digits than its factorization.

243215055017675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211488 (or 211483 counting only the distinct ones).

The product of its (nonzero) digits is 8820000, while the sum is 53.

The spelling of 243215055017675 in words is "two hundred forty-three trillion, two hundred fifteen billion, fifty-five million, seventeen thousand, six hundred seventy-five".