243648584053 has 16 divisors (see below), whose sum is σ = 294047585920. Its totient is φ = 197217835776.

The previous prime is 243648584041. The next prime is 243648584083. The reversal of 243648584053 is 350485846342.

It is a cyclic number.

It is not a de Polignac number, because 243648584053 - 2¹⁷ = 243648452981 is a prime.

It is a super-2 number, since 2×243648584053² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243648584083) 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, 2884800 + ... + 2968057.

It is an arithmetic number, because the mean of its divisors is an integer number (18377974120).

Almost surely, 2^243648584053 is an apocalyptic number.

It is an amenable number.

243648584053 is a deficient number, since it is larger than the sum of its proper divisors (50399001867).

243648584053 is a wasteful number, since it uses less digits than its factorization.

243648584053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5853196.

The product of its (nonzero) digits is 11059200, while the sum is 52.

The spelling of 243648584053 in words is "two hundred forty-three billion, six hundred forty-eight million, five hundred eighty-four thousand, fifty-three".