525148058242 has 4 divisors (see below), whose sum is σ = 787722087366. Its totient is φ = 262574029120.

The previous prime is 525148058119. The next prime is 525148058299. The reversal of 525148058242 is 242850841525.

It is a Cunningham number, because it is equal to 724671²+1.

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

It can be written as a sum of positive squares in only one way, i.e., 525148058241 + 1 = 724671^2 + 1^2 .

It is a junction number, because it is equal to n+sod(n) for n = 525148058192 and 525148058201.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 131287014559 + ... + 131287014562.

Almost surely, 2^525148058242 is an apocalyptic number.

525148058242 is a deficient number, since it is larger than the sum of its proper divisors (262574029124).

525148058242 is a wasteful number, since it uses less digits than its factorization.

525148058242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262574029123.

The product of its (nonzero) digits is 1024000, while the sum is 46.

Adding to 525148058242 its reverse (242850841525), we get a palindrome (767998899767).

The spelling of 525148058242 in words is "five hundred twenty-five billion, one hundred forty-eight million, fifty-eight thousand, two hundred forty-two".