26669280000 has 360 divisors, whose sum is σ = 96777971136. Its totient is φ = 6464000000.

The previous prime is 26669279969. The next prime is 26669280013. The reversal of 26669280000 is 8296662.

It is a super-2 number, since 2×26669280000² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5277475 + ... + 5282525.

Almost surely, 2^26669280000 is an apocalyptic number.

26669280000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26669280000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48388985568).

26669280000 is an abundant number, since it is smaller than the sum of its proper divisors (70108691136).

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

26669280000 is an equidigital number, since it uses as much as digits as its factorization.

26669280000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5101 (or 5072 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 39.

The spelling of 26669280000 in words is "twenty-six billion, six hundred sixty-nine million, two hundred eighty thousand".