242540354125 has 8 divisors (see below), whose sum is σ = 302690362104. Its totient is φ = 194032283200.

The previous prime is 242540354117. The next prime is 242540354137. The reversal of 242540354125 is 521453045242.

It can be written as a sum of positive squares in 4 ways, for example, as 11831130441 + 230709223684 = 108771^2 + 480322^2 .

It is not a de Polignac number, because 242540354125 - 2³ = 242540354117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 970161292 + ... + 970161541.

It is an arithmetic number, because the mean of its divisors is an integer number (37836295263).

Almost surely, 2^242540354125 is an apocalyptic number.

242540354125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

242540354125 is a deficient number, since it is larger than the sum of its proper divisors (60150007979).

242540354125 is an equidigital number, since it uses as much as digits as its factorization.

242540354125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940322848 (or 1940322838 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 242540354125 its reverse (521453045242), we get a palindrome (763993399367).

The spelling of 242540354125 in words is "two hundred forty-two billion, five hundred forty million, three hundred fifty-four thousand, one hundred twenty-five".