25053453511 has 2 divisors, whose sum is σ = 25053453512. Its totient is φ = 25053453510.

The previous prime is 25053453461. The next prime is 25053453569. The reversal of 25053453511 is 11535435052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25053453511 - 2¹⁷ = 25053322439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25053453311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12526726755 + 12526726756.

It is an arithmetic number, because the mean of its divisors is an integer number (12526726756).

Almost surely, 2^25053453511 is an apocalyptic number.

25053453511 is a deficient number, since it is larger than the sum of its proper divisors (1).

25053453511 is an equidigital number, since it uses as much as digits as its factorization.

25053453511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 25053453511 its reverse (11535435052), we get a palindrome (36588888563).

The spelling of 25053453511 in words is "twenty-five billion, fifty-three million, four hundred fifty-three thousand, five hundred eleven".