25433744996071 has 2 divisors, whose sum is σ = 25433744996072. Its totient is φ = 25433744996070.

The previous prime is 25433744996063. The next prime is 25433744996119. The reversal of 25433744996071 is 17069944733452.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25433744996071 - 2³ = 25433744996063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25433744995994 and 25433744996012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25433744996171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12716872498035 + 12716872498036.

It is an arithmetic number, because the mean of its divisors is an integer number (12716872498036).

Almost surely, 2^{25433744996071} is an apocalyptic number.

25433744996071 is a deficient number, since it is larger than the sum of its proper divisors (1).

25433744996071 is an equidigital number, since it uses as much as digits as its factorization.

25433744996071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 137168640, while the sum is 64.

The spelling of 25433744996071 in words is "twenty-five trillion, four hundred thirty-three billion, seven hundred forty-four million, nine hundred ninety-six thousand, seventy-one".