25264767403 has 2 divisors, whose sum is σ = 25264767404. Its totient is φ = 25264767402.

The previous prime is 25264767401. The next prime is 25264767467. The reversal of 25264767403 is 30476746252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25264767403 - 2¹ = 25264767401 is a prime.

Together with 25264767401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (25264767401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12632383701 + 12632383702.

It is an arithmetic number, because the mean of its divisors is an integer number (12632383702).

Almost surely, 2^25264767403 is an apocalyptic number.

25264767403 is a deficient number, since it is larger than the sum of its proper divisors (1).

25264767403 is an equidigital number, since it uses as much as digits as its factorization.

25264767403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 46.

The spelling of 25264767403 in words is "twenty-five billion, two hundred sixty-four million, seven hundred sixty-seven thousand, four hundred three".