26934816280 has 16 divisors (see below), whose sum is σ = 60603336720. Its totient is φ = 10773926496.

The previous prime is 26934816247. The next prime is 26934816283. The reversal of 26934816280 is 8261843962.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26934816283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 336685164 + ... + 336685243.

It is an arithmetic number, because the mean of its divisors is an integer number (3787708545).

Almost surely, 2^26934816280 is an apocalyptic number.

26934816280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26934816280 is an abundant number, since it is smaller than the sum of its proper divisors (33668520440).

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

26934816280 is a wasteful number, since it uses less digits than its factorization.

26934816280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673370418 (or 673370414 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 49.

The spelling of 26934816280 in words is "twenty-six billion, nine hundred thirty-four million, eight hundred sixteen thousand, two hundred eighty".