2025242655721 has 8 divisors (see below), whose sum is σ = 2028292505280. Its totient is φ = 2022193054992.

The previous prime is 2025242655701. The next prime is 2025242655739. The reversal of 2025242655721 is 1275562425202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2025242655721 - 2⁹ = 2025242655209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2025242655701) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22153935 + ... + 22245163.

It is an arithmetic number, because the mean of its divisors is an integer number (253536563160).

Almost surely, 2^{2025242655721} is an apocalyptic number.

It is an amenable number.

2025242655721 is a deficient number, since it is larger than the sum of its proper divisors (3049849559).

2025242655721 is an equidigital number, since it uses as much as digits as its factorization.

2025242655721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124415.

The product of its (nonzero) digits is 672000, while the sum is 43.

The spelling of 2025242655721 in words is "two trillion, twenty-five billion, two hundred forty-two million, six hundred fifty-five thousand, seven hundred twenty-one".