25125250276349 has 2 divisors, whose sum is σ = 25125250276350. Its totient is φ = 25125250276348.

The previous prime is 25125250276283. The next prime is 25125250276411. The reversal of 25125250276349 is 94367205252152.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15274754173849 + 9850496102500 = 3908293^2 + 3138550^2 .

It is a cyclic number.

It is not a de Polignac number, because 25125250276349 - 2²⁰ = 25125249227773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25125250276349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25125250276549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12562625138174 + 12562625138175.

It is an arithmetic number, because the mean of its divisors is an integer number (12562625138175).

Almost surely, 2^{25125250276349} is an apocalyptic number.

It is an amenable number.

25125250276349 is a deficient number, since it is larger than the sum of its proper divisors (1).

25125250276349 is an equidigital number, since it uses as much as digits as its factorization.

25125250276349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 25125250276349 in words is "twenty-five trillion, one hundred twenty-five billion, two hundred fifty million, two hundred seventy-six thousand, three hundred forty-nine".