26561532052126 has 8 divisors (see below), whose sum is σ = 39842393523624. Its totient is φ = 13280734210920.

The previous prime is 26561532052051. The next prime is 26561532052141. The reversal of 26561532052126 is 62125023516562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×26561532052126² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14849920 + ... + 16542163.

It is an arithmetic number, because the mean of its divisors is an integer number (4980299190453).

Almost surely, 2^{26561532052126} is an apocalyptic number.

26561532052126 is a deficient number, since it is larger than the sum of its proper divisors (13280861471498).

26561532052126 is a wasteful number, since it uses less digits than its factorization.

26561532052126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31815146.

The product of its (nonzero) digits is 1296000, while the sum is 46.

Adding to 26561532052126 its reverse (62125023516562), we get a palindrome (88686555568688).

The spelling of 26561532052126 in words is "twenty-six trillion, five hundred sixty-one billion, five hundred thirty-two million, fifty-two thousand, one hundred twenty-six".