25530405241002 has 16 divisors (see below), whose sum is σ = 53280845720640. Its totient is φ = 8140129207232.

The previous prime is 25530405240971. The next prime is 25530405241043. The reversal of 25530405241002 is 20014250403552.

It is a happy number.

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, 92501468127 + ... + 92501468402.

It is an arithmetic number, because the mean of its divisors is an integer number (3330052857540).

Almost surely, 2^{25530405241002} is an apocalyptic number.

25530405241002 is an abundant number, since it is smaller than the sum of its proper divisors (27750440479638).

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

25530405241002 is a wasteful number, since it uses less digits than its factorization.

25530405241002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185002936557.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 25530405241002 its reverse (20014250403552), we get a palindrome (45544655644554).

The spelling of 25530405241002 in words is "twenty-five trillion, five hundred thirty billion, four hundred five million, two hundred forty-one thousand, two".