26447701164 has 24 divisors (see below), whose sum is σ = 61714231488. Its totient is φ = 8815482000.

The previous prime is 26447701141. The next prime is 26447701171. The reversal of 26447701164 is 46110774462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313339 + ... + 388685.

It is an arithmetic number, because the mean of its divisors is an integer number (2571426312).

Almost surely, 2^26447701164 is an apocalyptic number.

It is an amenable number.

26447701164 is an abundant number, since it is smaller than the sum of its proper divisors (35266530324).

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

26447701164 is a wasteful number, since it uses less digits than its factorization.

26447701164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104605 (or 104603 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 26447701164 in words is "twenty-six billion, four hundred forty-seven million, seven hundred one thousand, one hundred sixty-four".