2167453660225 has 24 divisors (see below), whose sum is σ = 3143023843520. Its totient is φ = 1451689888320.

The previous prime is 2167453660213. The next prime is 2167453660283. The reversal of 2167453660225 is 5220663547612.

It is not a de Polignac number, because 2167453660225 - 2¹⁹ = 2167453135937 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 144009330 + ... + 144024379.

Almost surely, 2^{2167453660225} is an apocalyptic number.

2167453660225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2167453660225 is a deficient number, since it is larger than the sum of its proper divisors (975570183295).

2167453660225 is a wasteful number, since it uses less digits than its factorization.

2167453660225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288033769 (or 288033764 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 2167453660225 in words is "two trillion, one hundred sixty-seven billion, four hundred fifty-three million, six hundred sixty thousand, two hundred twenty-five".