25767672851 has 2 divisors, whose sum is σ = 25767672852. Its totient is φ = 25767672850.

The previous prime is 25767672829. The next prime is 25767672857. The reversal of 25767672851 is 15827676752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25767672851 - 2³⁴ = 8587803667 is a prime.

It is not a weakly prime, because it can be changed into another prime (25767672857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12883836425 + 12883836426.

It is an arithmetic number, because the mean of its divisors is an integer number (12883836426).

Almost surely, 2^25767672851 is an apocalyptic number.

25767672851 is a deficient number, since it is larger than the sum of its proper divisors (1).

25767672851 is an equidigital number, since it uses as much as digits as its factorization.

25767672851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9878400, while the sum is 56.

The spelling of 25767672851 in words is "twenty-five billion, seven hundred sixty-seven million, six hundred seventy-two thousand, eight hundred fifty-one".