25412113251 has 12 divisors (see below), whose sum is σ = 41950155312. Its totient is φ = 14521207536.

The previous prime is 25412113241. The next prime is 25412113261. The reversal of 25412113251 is 15231121452.

It is a happy number.

25412113251 is a `hidden beast` number, since 2 + 541 + 2 + 113 + 2 + 5 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (25412113241) and next prime (25412113261).

It is not a de Polignac number, because 25412113251 - 2⁶ = 25412113187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25412113241) 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 11 ways as a sum of consecutive naturals, for example, 201683376 + ... + 201683501.

It is an arithmetic number, because the mean of its divisors is an integer number (3495846276).

Almost surely, 2^25412113251 is an apocalyptic number.

25412113251 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

25412113251 is a deficient number, since it is larger than the sum of its proper divisors (16538042061).

25412113251 is a wasteful number, since it uses less digits than its factorization.

25412113251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403366890 (or 403366887 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The spelling of 25412113251 in words is "twenty-five billion, four hundred twelve million, one hundred thirteen thousand, two hundred fifty-one".