242624660053 has 4 divisors (see below), whose sum is σ = 243264831040. Its totient is φ = 241984489068.

The previous prime is 242624660039. The next prime is 242624660087. The reversal of 242624660053 is 350066426242.

242624660053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242624660053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242624659988 and 242624660015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242664660053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 320084925 + ... + 320085682.

It is an arithmetic number, because the mean of its divisors is an integer number (60816207760).

Almost surely, 2^242624660053 is an apocalyptic number.

It is an amenable number.

242624660053 is a deficient number, since it is larger than the sum of its proper divisors (640170987).

242624660053 is an equidigital number, since it uses as much as digits as its factorization.

242624660053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640170986.

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 242624660053 in words is "two hundred forty-two billion, six hundred twenty-four million, six hundred sixty thousand, fifty-three".