25859114851 has 16 divisors (see below), whose sum is σ = 28014391296. Its totient is φ = 23776212096.

The previous prime is 25859114849. The next prime is 25859114857. The reversal of 25859114851 is 15841195852.

It is a cyclic number.

It is not a de Polignac number, because 25859114851 - 2¹ = 25859114849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25859114795 and 25859114804.

It is not an unprimeable number, because it can be changed into a prime (25859114857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407470 + ... + 466636.

It is an arithmetic number, because the mean of its divisors is an integer number (1750899456).

Almost surely, 2^25859114851 is an apocalyptic number.

25859114851 is a deficient number, since it is larger than the sum of its proper divisors (2155276445).

25859114851 is a wasteful number, since it uses less digits than its factorization.

25859114851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59778.

The product of its digits is 576000, while the sum is 49.

The spelling of 25859114851 in words is "twenty-five billion, eight hundred fifty-nine million, one hundred fourteen thousand, eight hundred fifty-one".