243754213044 has 24 divisors (see below), whose sum is σ = 580861104768. Its totient is φ = 79522650880.

The previous prime is 243754213037. The next prime is 243754213099. The reversal of 243754213044 is 440312457342.

It is a super-2 number, since 2×243754213044² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243754212993 and 243754213011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216093597 + ... + 216094724.

It is an arithmetic number, because the mean of its divisors is an integer number (24202546032).

Almost surely, 2^243754213044 is an apocalyptic number.

It is an amenable number.

243754213044 is an abundant number, since it is smaller than the sum of its proper divisors (337106891724).

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

243754213044 is a wasteful number, since it uses less digits than its factorization.

243754213044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432188375 (or 432188373 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 243754213044 in words is "two hundred forty-three billion, seven hundred fifty-four million, two hundred thirteen thousand, forty-four".