234247715475839 has 16 divisors (see below), whose sum is σ = 252484419838560. Its totient is φ = 216042133063680.

The previous prime is 234247715475803. The next prime is 234247715475881. The reversal of 234247715475839 is 938574517742432.

It is a cyclic number.

It is not a de Polignac number, because 234247715475839 - 2²⁴ = 234247698698623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234247715475899) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194064404 + ... + 195267734.

It is an arithmetic number, because the mean of its divisors is an integer number (15780276239910).

Almost surely, 2^{234247715475839} is an apocalyptic number.

234247715475839 is a deficient number, since it is larger than the sum of its proper divisors (18236704362721).

234247715475839 is a wasteful number, since it uses less digits than its factorization.

234247715475839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216250.

The product of its digits is 1422489600, while the sum is 71.

The spelling of 234247715475839 in words is "two hundred thirty-four trillion, two hundred forty-seven billion, seven hundred fifteen million, four hundred seventy-five thousand, eight hundred thirty-nine".