26677968384 has 80 divisors (see below), whose sum is σ = 72237139920. Its totient is φ = 8746844160.

The previous prime is 26677968371. The next prime is 26677968391. The reversal of 26677968384 is 48386977662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48669 + ... + 236060.

It is an arithmetic number, because the mean of its divisors is an integer number (902964249).

Almost surely, 2^26677968384 is an apocalyptic number.

26677968384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

26677968384 is an abundant number, since it is smaller than the sum of its proper divisors (45559171536).

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

26677968384 is an equidigital number, since it uses as much as digits as its factorization.

26677968384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284811 (or 284795 counting only the distinct ones).

The product of its digits is 146313216, while the sum is 66.

The spelling of 26677968384 in words is "twenty-six billion, six hundred seventy-seven million, nine hundred sixty-eight thousand, three hundred eighty-four".