26996204280 has 64 divisors (see below), whose sum is σ = 81051811200. Its totient is φ = 7193370240.

The previous prime is 26996204273. The next prime is 26996204311. The reversal of 26996204280 is 8240269962.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67791 + ... + 242049.

It is an arithmetic number, because the mean of its divisors is an integer number (1266434550).

Almost surely, 2^26996204280 is an apocalyptic number.

26996204280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26996204280 is an abundant number, since it is smaller than the sum of its proper divisors (54055606920).

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

26996204280 is a wasteful number, since it uses less digits than its factorization.

26996204280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175564 (or 175560 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 26996204280 in words is "twenty-six billion, nine hundred ninety-six million, two hundred four thousand, two hundred eighty".