26660500506662 has 64 divisors (see below), whose sum is σ = 47787299058240. Its totient is φ = 11011822080000.

The previous prime is 26660500506599. The next prime is 26660500506671.

26660500506662 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 26660500506662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 522719162 + ... + 522770162.

It is an arithmetic number, because the mean of its divisors is an integer number (746676547785).

Almost surely, 2^{26660500506662} is an apocalyptic number.

26660500506662 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26660500506662 is a deficient number, since it is larger than the sum of its proper divisors (21126798551578).

26660500506662 is a wasteful number, since it uses less digits than its factorization.

26660500506662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99257.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 26660500506662 in words is "twenty-six trillion, six hundred sixty billion, five hundred million, five hundred six thousand, six hundred sixty-two".