26690934552 has 32 divisors (see below), whose sum is σ = 67236713280. Its totient is φ = 8829061280.

The previous prime is 26690934547. The next prime is 26690934577. The reversal of 26690934552 is 25543909662.

It is a junction number, because it is equal to n+sod(n) for n = 26690934495 and 26690934504.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 4241598 + ... + 4247885.

It is an arithmetic number, because the mean of its divisors is an integer number (2101147290).

Almost surely, 2^26690934552 is an apocalyptic number.

It is an amenable number.

26690934552 is an abundant number, since it is smaller than the sum of its proper divisors (40545778728).

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

26690934552 is a wasteful number, since it uses less digits than its factorization.

26690934552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8489623 (or 8489619 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 51.

The spelling of 26690934552 in words is "twenty-six billion, six hundred ninety million, nine hundred thirty-four thousand, five hundred fifty-two".