26380750100 has 18 divisors (see below), whose sum is σ = 57246227934. Its totient is φ = 10552300000.

The previous prime is 26380750087. The next prime is 26380750103. The reversal of 26380750100 is 105708362.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 7639696 + 26373110404 = 2764^2 + 162398^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26380750103) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131903651 + ... + 131903850.

Almost surely, 2^26380750100 is an apocalyptic number.

26380750100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26380750100 is an abundant number, since it is smaller than the sum of its proper divisors (30865477834).

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

26380750100 is a wasteful number, since it uses less digits than its factorization.

26380750100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263807515 (or 263807508 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The spelling of 26380750100 in words is "twenty-six billion, three hundred eighty million, seven hundred fifty thousand, one hundred".