25526343341045 has 4 divisors (see below), whose sum is σ = 30631612009260. Its totient is φ = 20421074672832.

The previous prime is 25526343340963. The next prime is 25526343341069. The reversal of 25526343341045 is 54014334362552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2943537274276 + 22582806066769 = 1715674^2 + 4752137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25526343341045 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2552634334100 + ... + 2552634334109.

It is an arithmetic number, because the mean of its divisors is an integer number (7657903002315).

Almost surely, 2^{25526343341045} is an apocalyptic number.

It is an amenable number.

25526343341045 is a deficient number, since it is larger than the sum of its proper divisors (5105268668215).

25526343341045 is an equidigital number, since it uses as much as digits as its factorization.

25526343341045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5105268668214.

The product of its (nonzero) digits is 5184000, while the sum is 47.

The spelling of 25526343341045 in words is "twenty-five trillion, five hundred twenty-six billion, three hundred forty-three million, three hundred forty-one thousand, forty-five".