25332550531 has 2 divisors, whose sum is σ = 25332550532. Its totient is φ = 25332550530.

The previous prime is 25332550487. The next prime is 25332550549. The reversal of 25332550531 is 13505523352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25332550531 - 2²³ = 25324161923 is a prime.

It is a super-2 number, since 2×25332550531² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25332550571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12666275265 + 12666275266.

It is an arithmetic number, because the mean of its divisors is an integer number (12666275266).

Almost surely, 2^25332550531 is an apocalyptic number.

25332550531 is a deficient number, since it is larger than the sum of its proper divisors (1).

25332550531 is an equidigital number, since it uses as much as digits as its factorization.

25332550531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67500, while the sum is 34.

The spelling of 25332550531 in words is "twenty-five billion, three hundred thirty-two million, five hundred fifty thousand, five hundred thirty-one".