25350825087 has 48 divisors (see below), whose sum is σ = 42914464320. Its totient is φ = 14118105600.

The previous prime is 25350825083. The next prime is 25350825091. The reversal of 25350825087 is 78052805352.

It is an interprime number because it is at equal distance from previous prime (25350825083) and next prime (25350825091).

It is not a de Polignac number, because 25350825087 - 2² = 25350825083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25350825083) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2756637 + ... + 2765817.

It is an arithmetic number, because the mean of its divisors is an integer number (894051340).

Almost surely, 2^25350825087 is an apocalyptic number.

25350825087 is a deficient number, since it is larger than the sum of its proper divisors (17563639233).

25350825087 is a wasteful number, since it uses less digits than its factorization.

25350825087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10304 (or 10301 counting only the distinct ones).

The product of its (nonzero) digits is 672000, while the sum is 45.

The spelling of 25350825087 in words is "twenty-five billion, three hundred fifty million, eight hundred twenty-five thousand, eighty-seven".