25300011535061 has 2 divisors, whose sum is σ = 25300011535062. Its totient is φ = 25300011535060.

The previous prime is 25300011534991. The next prime is 25300011535103. The reversal of 25300011535061 is 16053511000352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13960729796836 + 11339281738225 = 3736406^2 + 3367385^2 .

It is a cyclic number.

It is not a de Polignac number, because 25300011535061 - 2⁴² = 20901965023957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25300011505061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12650005767530 + 12650005767531.

It is an arithmetic number, because the mean of its divisors is an integer number (12650005767531).

Almost surely, 2^{25300011535061} is an apocalyptic number.

It is an amenable number.

25300011535061 is a deficient number, since it is larger than the sum of its proper divisors (1).

25300011535061 is an equidigital number, since it uses as much as digits as its factorization.

25300011535061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13500, while the sum is 32.

The spelling of 25300011535061 in words is "twenty-five trillion, three hundred billion, eleven million, five hundred thirty-five thousand, sixty-one".