26262615552 has 80 divisors (see below), whose sum is σ = 70751743920. Its totient is φ = 8655798272.

The previous prime is 26262615521. The next prime is 26262615569. The reversal of 26262615552 is 25551626262.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40648 + ... + 232760.

It is an arithmetic number, because the mean of its divisors is an integer number (884396799).

Almost surely, 2^26262615552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26262615552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35375871960).

26262615552 is an abundant number, since it is smaller than the sum of its proper divisors (44489128368).

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

26262615552 is an equidigital number, since it uses as much as digits as its factorization.

26262615552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192223 (or 192207 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The spelling of 26262615552 in words is "twenty-six billion, two hundred sixty-two million, six hundred fifteen thousand, five hundred fifty-two".