25252237900829 has 2 divisors, whose sum is σ = 25252237900830. Its totient is φ = 25252237900828.

The previous prime is 25252237900741. The next prime is 25252237900847. The reversal of 25252237900829 is 92800973225252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19562247863929 + 5689990036900 = 4422923^2 + 2385370^2 .

It is a cyclic number.

It is not a de Polignac number, because 25252237900829 - 2³⁶ = 25183518424093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25252237900859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626118950414 + 12626118950415.

It is an arithmetic number, because the mean of its divisors is an integer number (12626118950415).

Almost surely, 2^{25252237900829} is an apocalyptic number.

It is an amenable number.

25252237900829 is a deficient number, since it is larger than the sum of its proper divisors (1).

25252237900829 is an equidigital number, since it uses as much as digits as its factorization.

25252237900829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 25252237900829 in words is "twenty-five trillion, two hundred fifty-two billion, two hundred thirty-seven million, nine hundred thousand, eight hundred twenty-nine".