26660554102050 has 48 divisors (see below), whose sum is σ = 72128917284192. Its totient is φ = 6463164630400.

The previous prime is 26660554102037. The next prime is 26660554102079. The reversal of 26660554102050 is 5020145506662.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 26660554101993 and 26660554102011.

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 23 ways as a sum of consecutive naturals, for example, 8078954139 + ... + 8078957438.

It is an arithmetic number, because the mean of its divisors is an integer number (1502685776754).

Almost surely, 2^{26660554102050} is an apocalyptic number.

26660554102050 is an abundant number, since it is smaller than the sum of its proper divisors (45468363182142).

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

26660554102050 is a wasteful number, since it uses less digits than its factorization.

26660554102050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16157911603 (or 16157911598 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 26660554102050 in words is "twenty-six trillion, six hundred sixty billion, five hundred fifty-four million, one hundred two thousand, fifty".