2025759987 has 6 divisors (see below), whose sum is σ = 2926097772. Its totient is φ = 1350506652.

The previous prime is 2025759973. The next prime is 2025760003. The reversal of 2025759987 is 7899575202.

2025759987 is a `hidden beast` number, since 20 + 25 + 7 + 599 + 8 + 7 = 666.

It is not a de Polignac number, because 2025759987 - 2¹¹ = 2025757939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2025759907) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 112542213 + ... + 112542230.

It is an arithmetic number, because the mean of its divisors is an integer number (487682962).

Almost surely, 2^2025759987 is an apocalyptic number.

2025759987 is a deficient number, since it is larger than the sum of its proper divisors (900337785).

2025759987 is a wasteful number, since it uses less digits than its factorization.

2025759987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225084449 (or 225084446 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The square root of 2025759987 is about 45008.4435078575. The cubic root of 2025759987 is about 1265.3072492337.

The spelling of 2025759987 in words is "two billion, twenty-five million, seven hundred fifty-nine thousand, nine hundred eighty-seven".