26262117380 has 48 divisors (see below), whose sum is σ = 55436228400. Its totient is φ = 10450556928.

The previous prime is 26262117377. The next prime is 26262117389. The reversal of 26262117380 is 8371126262.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 214739716 + 26047377664 = 14654^2 + 161392^2 .

It is not an unprimeable number, because it can be changed into a prime (26262117389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3185744 + ... + 3193976.

It is an arithmetic number, because the mean of its divisors is an integer number (1154921425).

Almost surely, 2^26262117380 is an apocalyptic number.

26262117380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26262117380 is an abundant number, since it is smaller than the sum of its proper divisors (29174111020).

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

26262117380 is a wasteful number, since it uses less digits than its factorization.

26262117380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9048 (or 9046 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The spelling of 26262117380 in words is "twenty-six billion, two hundred sixty-two million, one hundred seventeen thousand, three hundred eighty".