26553234020 has 12 divisors (see below), whose sum is σ = 55761791484. Its totient is φ = 10621293600.

The previous prime is 26553234013. The next prime is 26553234049. The reversal of 26553234020 is 2043235562.

It can be written as a sum of positive squares in 2 ways, for example, as 16092444736 + 10460789284 = 126856^2 + 102278^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 663830831 + ... + 663830870.

It is an arithmetic number, because the mean of its divisors is an integer number (4646815957).

Almost surely, 2^26553234020 is an apocalyptic number.

26553234020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26553234020 is an abundant number, since it is smaller than the sum of its proper divisors (29208557464).

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

26553234020 is a wasteful number, since it uses less digits than its factorization.

26553234020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327661710 (or 1327661708 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 26553234020 its reverse (2043235562), we get a palindrome (28596469582).

The spelling of 26553234020 in words is "twenty-six billion, five hundred fifty-three million, two hundred thirty-four thousand, twenty".