243155050355 has 8 divisors (see below), whose sum is σ = 333469783392. Its totient is φ = 166734891648.

The previous prime is 243155050339. The next prime is 243155050379. The reversal of 243155050355 is 553050551342.

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

It is a cyclic number.

It is not a de Polignac number, because 243155050355 - 2⁴ = 243155050339 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 3473643542 + ... + 3473643611.

It is an arithmetic number, because the mean of its divisors is an integer number (41683722924).

Almost surely, 2^243155050355 is an apocalyptic number.

243155050355 is a deficient number, since it is larger than the sum of its proper divisors (90314733037).

243155050355 is an equidigital number, since it uses as much as digits as its factorization.

243155050355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6947287165.

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 243155050355 in words is "two hundred forty-three billion, one hundred fifty-five million, fifty thousand, three hundred fifty-five".