242524525145 has 12 divisors (see below), whose sum is σ = 338544439524. Its totient is φ = 166302531360.

The previous prime is 242524525141. The next prime is 242524525147. The reversal of 242524525145 is 541525425242.

It can be written as a sum of positive squares in 2 ways, for example, as 64734116041 + 177790409104 = 254429^2 + 421652^2 .

It is not a de Polignac number, because 242524525145 - 2² = 242524525141 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242524525141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 494947766 + ... + 494948255.

It is an arithmetic number, because the mean of its divisors is an integer number (28212036627).

Almost surely, 2^242524525145 is an apocalyptic number.

It is an amenable number.

242524525145 is a deficient number, since it is larger than the sum of its proper divisors (96019914379).

242524525145 is an equidigital number, since it uses as much as digits as its factorization.

242524525145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989896040 (or 989896033 counting only the distinct ones).

The product of its digits is 640000, while the sum is 41.

The spelling of 242524525145 in words is "two hundred forty-two billion, five hundred twenty-four million, five hundred twenty-five thousand, one hundred forty-five".