525030615140 has 12 divisors (see below), whose sum is σ = 1102564291836. Its totient is φ = 210012246048.

The previous prime is 525030615107. The next prime is 525030615163. The reversal of 525030615140 is 41516030525.

It can be written as a sum of positive squares in 2 ways, for example, as 170912789056 + 354117826084 = 413416^2 + 595078^2 .

It is a junction number, because it is equal to n+sod(n) for n = 525030615097 and 525030615106.

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 3 ways as a sum of consecutive naturals, for example, 13125765359 + ... + 13125765398.

It is an arithmetic number, because the mean of its divisors is an integer number (91880357653).

Almost surely, 2^525030615140 is an apocalyptic number.

It is an amenable number.

525030615140 is an abundant number, since it is smaller than the sum of its proper divisors (577533676696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525030615140 is a wasteful number, since it uses less digits than its factorization.

525030615140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26251530766 (or 26251530764 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 525030615140 its reverse (41516030525), we get a palindrome (566546645665).

The spelling of 525030615140 in words is "five hundred twenty-five billion, thirty million, six hundred fifteen thousand, one hundred forty".