25792878151 has 2 divisors, whose sum is σ = 25792878152. Its totient is φ = 25792878150.

The previous prime is 25792878107. The next prime is 25792878239. The reversal of 25792878151 is 15187829752.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25792878151 - 2⁹ = 25792877639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25792878092 and 25792878101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25792878101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12896439075 + 12896439076.

It is an arithmetic number, because the mean of its divisors is an integer number (12896439076).

Almost surely, 2^25792878151 is an apocalyptic number.

25792878151 is a deficient number, since it is larger than the sum of its proper divisors (1).

25792878151 is an equidigital number, since it uses as much as digits as its factorization.

25792878151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2822400, while the sum is 55.

The spelling of 25792878151 in words is "twenty-five billion, seven hundred ninety-two million, eight hundred seventy-eight thousand, one hundred fifty-one".