26438943300 has 576 divisors, whose sum is σ = 100433571840. Its totient is φ = 5209344000.

The previous prime is 26438943299. The next prime is 26438943313. The reversal of 26438943300 is 334983462.

It is a super-2 number, since 2×26438943300² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 40863577 + ... + 40864223.

It is an arithmetic number, because the mean of its divisors is an integer number (174363840).

Almost surely, 2^26438943300 is an apocalyptic number.

26438943300 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 26438943300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50216785920).

26438943300 is an abundant number, since it is smaller than the sum of its proper divisors (73994628540).

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

26438943300 is a wasteful number, since it uses less digits than its factorization.

26438943300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772 (or 765 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 26438943300 in words is "twenty-six billion, four hundred thirty-eight million, nine hundred forty-three thousand, three hundred".