2025243252155 has 16 divisors (see below), whose sum is σ = 2442360729600. Its totient is φ = 1612163002848.

The previous prime is 2025243252133. The next prime is 2025243252163. The reversal of 2025243252155 is 5512523425202.

It is a cyclic number.

It is not a de Polignac number, because 2025243252155 - 2²² = 2025239057851 is a prime.

It is a super-2 number, since 2×2025243252155² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242546 + ... + 2027144.

It is an arithmetic number, because the mean of its divisors is an integer number (152647545600).

Almost surely, 2^{2025243252155} is an apocalyptic number.

2025243252155 is a deficient number, since it is larger than the sum of its proper divisors (417117477445).

2025243252155 is a wasteful number, since it uses less digits than its factorization.

2025243252155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1785730.

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 2025243252155 its reverse (5512523425202), we get a palindrome (7537766677357).

The spelling of 2025243252155 in words is "two trillion, twenty-five billion, two hundred forty-three million, two hundred fifty-two thousand, one hundred fifty-five".