26821923076 has 27 divisors (see below), whose sum is σ = 50834820981. Its totient is φ = 12377383824.

The previous prime is 26821923061. The next prime is 26821923083. The reversal of 26821923076 is 67032912862.

The square root of 26821923076 is 163774.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3967740100 + 22854182976 = 62990^2 + 151176^2 .

It is a super-2 number, since 2×26821923076² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4254975 + ... + 4261273.

Almost surely, 2^26821923076 is an apocalyptic number.

26821923076 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

26821923076 is the 163774-th square number.

It is an amenable number.

26821923076 is a deficient number, since it is larger than the sum of its proper divisors (24012897905).

26821923076 is an frugal number, since it uses more digits than its factorization.

26821923076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12628 (or 6314 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 26821923076 in words is "twenty-six billion, eight hundred twenty-one million, nine hundred twenty-three thousand, seventy-six".