26520958952 has 16 divisors (see below), whose sum is σ = 50219144100. Its totient is φ = 13129187200.

The previous prime is 26520958949. The next prime is 26520958969. The reversal of 26520958952 is 25985902562.

It can be written as a sum of positive squares in 2 ways, for example, as 25694166436 + 826792516 = 160294^2 + 28754^2 .

It is a super-2 number, since 2×26520958952² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26520958894 and 26520958903.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16410677 + ... + 16412292.

Almost surely, 2^26520958952 is an apocalyptic number.

It is an amenable number.

26520958952 is a deficient number, since it is larger than the sum of its proper divisors (23698185148).

26520958952 is a wasteful number, since it uses less digits than its factorization.

26520958952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32823076 (or 32823072 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 53.

The spelling of 26520958952 in words is "twenty-six billion, five hundred twenty million, nine hundred fifty-eight thousand, nine hundred fifty-two".