2500825251887 has 2 divisors, whose sum is σ = 2500825251888. Its totient is φ = 2500825251886.

The previous prime is 2500825251871. The next prime is 2500825251923. The reversal of 2500825251887 is 7881525280052.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2500825251887 - 2⁴ = 2500825251871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2500825251187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250412625943 + 1250412625944.

It is an arithmetic number, because the mean of its divisors is an integer number (1250412625944).

Almost surely, 2^{2500825251887} is an apocalyptic number.

2500825251887 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500825251887 is an equidigital number, since it uses as much as digits as its factorization.

2500825251887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3584000, while the sum is 53.

The spelling of 2500825251887 in words is "two trillion, five hundred billion, eight hundred twenty-five million, two hundred fifty-one thousand, eight hundred eighty-seven".