2002012662525 has 24 divisors (see below), whose sum is σ = 3326796294624. Its totient is φ = 1062320078400.

The previous prime is 2002012662511. The next prime is 2002012662577. The reversal of 2002012662525 is 5252662102002.

It is not a de Polignac number, because 2002012662525 - 2⁸ = 2002012662269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67735231 + ... + 67764780.

It is an arithmetic number, because the mean of its divisors is an integer number (138616512276).

Almost surely, 2^{2002012662525} is an apocalyptic number.

2002012662525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2002012662525 is a deficient number, since it is larger than the sum of its proper divisors (1324783632099).

2002012662525 is a wasteful number, since it uses less digits than its factorization.

2002012662525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135500221 (or 135500216 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 2002012662525 its reverse (5252662102002), we get a palindrome (7254674764527).

The spelling of 2002012662525 in words is "two trillion, two billion, twelve million, six hundred sixty-two thousand, five hundred twenty-five".