243053616326552 has 32 divisors (see below), whose sum is σ = 457636132800000. Its totient is φ = 121017322694688.

The previous prime is 243053616326431. The next prime is 243053616326567. The reversal of 243053616326552 is 255623616350342.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 243053616326494 and 243053616326503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264542699 + ... + 265459877.

It is an arithmetic number, because the mean of its divisors is an integer number (14301129150000).

Almost surely, 2^{243053616326552} is an apocalyptic number.

It is an amenable number.

243053616326552 is a deficient number, since it is larger than the sum of its proper divisors (214582516473448).

243053616326552 is a wasteful number, since it uses less digits than its factorization.

243053616326552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056023 (or 1056019 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 53.

The spelling of 243053616326552 in words is "two hundred forty-three trillion, fifty-three billion, six hundred sixteen million, three hundred twenty-six thousand, five hundred fifty-two".