4242345405253 has 4 divisors (see below), whose sum is σ = 4341004600768. Its totient is φ = 4143686209740.

The previous prime is 4242345405251. The next prime is 4242345405269. The reversal of 4242345405253 is 3525045432424.

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 not a de Polignac number, because 4242345405253 - 2¹ = 4242345405251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 98659195471 = 4242345405253 / (4 + 2 + 4 + 2 + 3 + 4 + 5 + 4 + 0 + 5 + 2 + 5 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4242345405251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49329597693 + ... + 49329597778.

It is an arithmetic number, because the mean of its divisors is an integer number (1085251150192).

Almost surely, 2^{4242345405253} is an apocalyptic number.

4242345405253 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

4242345405253 is a deficient number, since it is larger than the sum of its proper divisors (98659195515).

4242345405253 is an equidigital number, since it uses as much as digits as its factorization.

4242345405253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98659195514.

The product of its (nonzero) digits is 2304000, while the sum is 43.

The spelling of 4242345405253 in words is "four trillion, two hundred forty-two billion, three hundred forty-five million, four hundred five thousand, two hundred fifty-three".