25522520411 has 2 divisors, whose sum is σ = 25522520412. Its totient is φ = 25522520410.

The previous prime is 25522520407. The next prime is 25522520453. The reversal of 25522520411 is 11402522552.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25522520411 - 2² = 25522520407 is a prime.

It is not a weakly prime, because it can be changed into another prime (25522520711) 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, 12761260205 + 12761260206.

It is an arithmetic number, because the mean of its divisors is an integer number (12761260206).

Almost surely, 2^25522520411 is an apocalyptic number.

25522520411 is a deficient number, since it is larger than the sum of its proper divisors (1).

25522520411 is an equidigital number, since it uses as much as digits as its factorization.

25522520411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8000, while the sum is 29.

The spelling of 25522520411 in words is "twenty-five billion, five hundred twenty-two million, five hundred twenty thousand, four hundred eleven".