26441850128 has 20 divisors (see below), whose sum is σ = 51273778908. Its totient is φ = 13209907200.

The previous prime is 26441850119. The next prime is 26441850131. The reversal of 26441850128 is 82105814462.

It can be written as a sum of positive squares in 2 ways, for example, as 2938507264 + 23503342864 = 54208^2 + 153308^2 .

It is a super-2 number, since 2×26441850128² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 668801 + ... + 707232.

Almost surely, 2^26441850128 is an apocalyptic number.

It is an amenable number.

26441850128 is a deficient number, since it is larger than the sum of its proper divisors (24831928780).

26441850128 is a wasteful number, since it uses less digits than its factorization.

26441850128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377242 (or 1377236 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 41.

The spelling of 26441850128 in words is "twenty-six billion, four hundred forty-one million, eight hundred fifty thousand, one hundred twenty-eight".