25266686383 has 2 divisors, whose sum is σ = 25266686384. Its totient is φ = 25266686382.

The previous prime is 25266686329. The next prime is 25266686453. The reversal of 25266686383 is 38368666252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25266686383 - 2¹³ = 25266678191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25266686083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12633343191 + 12633343192.

It is an arithmetic number, because the mean of its divisors is an integer number (12633343192).

Almost surely, 2^25266686383 is an apocalyptic number.

25266686383 is a deficient number, since it is larger than the sum of its proper divisors (1).

25266686383 is an equidigital number, since it uses as much as digits as its factorization.

25266686383 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14929920, while the sum is 55.

The spelling of 25266686383 in words is "twenty-five billion, two hundred sixty-six million, six hundred eighty-six thousand, three hundred eighty-three".