243556434114 has 32 divisors (see below), whose sum is σ = 556847170560. Its totient is φ = 69569208912.

The previous prime is 243556434113. The next prime is 243556434179. The reversal of 243556434114 is 411434655342.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (243556434113) 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, 602694 + ... + 922145.

It is an arithmetic number, because the mean of its divisors is an integer number (17401474080).

Almost surely, 2^243556434114 is an apocalyptic number.

243556434114 is an abundant number, since it is smaller than the sum of its proper divisors (313290736446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243556434114 is a wasteful number, since it uses less digits than its factorization.

243556434114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528654.

The product of its digits is 691200, while the sum is 42.

The spelling of 243556434114 in words is "two hundred forty-three billion, five hundred fifty-six million, four hundred thirty-four thousand, one hundred fourteen".