26020202000 has 80 divisors (see below), whose sum is σ = 67756673712. Its totient is φ = 9607449600.

The previous prime is 26020201939. The next prime is 26020202009. The reversal of 26020202000 is 20202062.

It can be written as a sum of positive squares in 8 ways, for example, as 8425771264 + 17594430736 = 91792^2 + 132644^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (26020202009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 474389 + ... + 526388.

Almost surely, 2^26020202000 is an apocalyptic number.

26020202000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26020202000 is an abundant number, since it is smaller than the sum of its proper divisors (41736471712).

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

26020202000 is a wasteful number, since it uses less digits than its factorization.

26020202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000813 (or 1000797 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 26020202000 its reverse (20202062), we get a palindrome (26040404062).

The spelling of 26020202000 in words is "twenty-six billion, twenty million, two hundred two thousand".