26706050664 has 16 divisors (see below), whose sum is σ = 66765126720. Its totient is φ = 8902016880.

The previous prime is 26706050659. The next prime is 26706050677. The reversal of 26706050664 is 46605060762.

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, 556376032 + ... + 556376079.

It is an arithmetic number, because the mean of its divisors is an integer number (4172820420).

Almost surely, 2^26706050664 is an apocalyptic number.

26706050664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26706050664 is an abundant number, since it is smaller than the sum of its proper divisors (40059076056).

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

26706050664 is a wasteful number, since it uses less digits than its factorization.

26706050664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112752120 (or 1112752116 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 26706050664 in words is "twenty-six billion, seven hundred six million, fifty thousand, six hundred sixty-four".