243413877956 has 12 divisors (see below), whose sum is σ = 426186968592. Its totient is φ = 121646172648.

The previous prime is 243413877943. The next prime is 243413878039. The reversal of 243413877956 is 659778314342.

It is a junction number, because it is equal to n+sod(n) for n = 243413877895 and 243413877904.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15182570 + ... + 15198593.

It is an arithmetic number, because the mean of its divisors is an integer number (35515580716).

Almost surely, 2^243413877956 is an apocalyptic number.

It is an amenable number.

243413877956 is a deficient number, since it is larger than the sum of its proper divisors (182773090636).

243413877956 is a wasteful number, since it uses less digits than its factorization.

243413877956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30383170 (or 30383168 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 59.

The spelling of 243413877956 in words is "two hundred forty-three billion, four hundred thirteen million, eight hundred seventy-seven thousand, nine hundred fifty-six".