242635254403 has 4 divisors (see below), whose sum is σ = 243060185368. Its totient is φ = 242210323440.

The previous prime is 242635254397. The next prime is 242635254443. The reversal of 242635254403 is 304452536242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 242635254403 - 2²⁵ = 242601699971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242635254443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212464626 + ... + 212465767.

It is an arithmetic number, because the mean of its divisors is an integer number (60765046342).

Almost surely, 2^242635254403 is an apocalyptic number.

242635254403 is a deficient number, since it is larger than the sum of its proper divisors (424930965).

242635254403 is an equidigital number, since it uses as much as digits as its factorization.

242635254403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424930964.

The product of its (nonzero) digits is 691200, while the sum is 40.

The spelling of 242635254403 in words is "two hundred forty-two billion, six hundred thirty-five million, two hundred fifty-four thousand, four hundred three".