242531355135 has 16 divisors (see below), whose sum is σ = 408473861760. Its totient is φ = 122542158240.

The previous prime is 242531355113. The next prime is 242531355137. The reversal of 242531355135 is 531553135242.

It is not a de Polignac number, because 242531355135 - 2¹⁰ = 242531354111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 242531355093 and 242531355102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242531355137) 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, 425493321 + ... + 425493890.

It is an arithmetic number, because the mean of its divisors is an integer number (25529616360).

Almost surely, 2^242531355135 is an apocalyptic number.

242531355135 is a deficient number, since it is larger than the sum of its proper divisors (165942506625).

242531355135 is a wasteful number, since it uses less digits than its factorization.

242531355135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850987238.

The product of its digits is 270000, while the sum is 39.

The spelling of 242531355135 in words is "two hundred forty-two billion, five hundred thirty-one million, three hundred fifty-five thousand, one hundred thirty-five".