26101662644436 has 24 divisors (see below), whose sum is σ = 61012056925344. Its totient is φ = 8685100297440.

The previous prime is 26101662644423. The next prime is 26101662644479. The reversal of 26101662644436 is 63444626610162.

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 7 ways as a sum of consecutive naturals, for example, 1931732635 + ... + 1931746146.

It is an arithmetic number, because the mean of its divisors is an integer number (2542169038556).

Almost surely, 2^{26101662644436} is an apocalyptic number.

It is an amenable number.

26101662644436 is an abundant number, since it is smaller than the sum of its proper divisors (34910394280908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26101662644436 is a wasteful number, since it uses less digits than its factorization.

26101662644436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3863479351 (or 3863479349 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 51.

The spelling of 26101662644436 in words is "twenty-six trillion, one hundred one billion, six hundred sixty-two million, six hundred forty-four thousand, four hundred thirty-six".