25986069007 has 2 divisors, whose sum is σ = 25986069008. Its totient is φ = 25986069006.

The previous prime is 25986068971. The next prime is 25986069037. The reversal of 25986069007 is 70096068952.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25986069007 - 2¹¹ = 25986066959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25986069037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12993034503 + 12993034504.

It is an arithmetic number, because the mean of its divisors is an integer number (12993034504).

Almost surely, 2^25986069007 is an apocalyptic number.

25986069007 is a deficient number, since it is larger than the sum of its proper divisors (1).

25986069007 is an equidigital number, since it uses as much as digits as its factorization.

25986069007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 25986069007 in words is "twenty-five billion, nine hundred eighty-six million, sixty-nine thousand, seven".