25140020233 has 2 divisors, whose sum is σ = 25140020234. Its totient is φ = 25140020232.

The previous prime is 25140020231. The next prime is 25140020263. The reversal of 25140020233 is 33202004152.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24948834304 + 191185929 = 157952^2 + 13827^2 .

It is a cyclic number.

It is not a de Polignac number, because 25140020233 - 2¹ = 25140020231 is a prime.

It is a super-3 number, since 3×25140020233³ (a number of 32 digits) contains 333 as substring.

Together with 25140020231, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (25140020231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12570010116 + 12570010117.

It is an arithmetic number, because the mean of its divisors is an integer number (12570010117).

Almost surely, 2^25140020233 is an apocalyptic number.

It is an amenable number.

25140020233 is a deficient number, since it is larger than the sum of its proper divisors (1).

25140020233 is an equidigital number, since it uses as much as digits as its factorization.

25140020233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 22.

Adding to 25140020233 its reverse (33202004152), we get a palindrome (58342024385).

The spelling of 25140020233 in words is "twenty-five billion, one hundred forty million, twenty thousand, two hundred thirty-three".