525303243442 has 16 divisors (see below), whose sum is σ = 822872160000. Its totient is φ = 251030812032.

The previous prime is 525303243433. The next prime is 525303243461. The reversal of 525303243442 is 244342303525.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4514058 + ... + 4628965.

It is an arithmetic number, because the mean of its divisors is an integer number (51429510000).

Almost surely, 2^525303243442 is an apocalyptic number.

525303243442 is a deficient number, since it is larger than the sum of its proper divisors (297568916558).

525303243442 is a wasteful number, since it uses less digits than its factorization.

525303243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9144297.

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 525303243442 its reverse (244342303525), we get a palindrome (769645546967).

The spelling of 525303243442 in words is "five hundred twenty-five billion, three hundred three million, two hundred forty-three thousand, four hundred forty-two".