26036561364 has 48 divisors (see below), whose sum is σ = 66284976576. Its totient is φ = 7888665600.

The previous prime is 26036561333. The next prime is 26036561381. The reversal of 26036561364 is 46316563062.

It is a happy number.

It is a super-2 number, since 2×26036561364² (a number of 22 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1269834 + ... + 1290174.

It is an arithmetic number, because the mean of its divisors is an integer number (1380937012).

Almost surely, 2^26036561364 is an apocalyptic number.

It is an amenable number.

26036561364 is an abundant number, since it is smaller than the sum of its proper divisors (40248415212).

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

26036561364 is a wasteful number, since it uses less digits than its factorization.

26036561364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30056 (or 30054 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 26036561364 in words is "twenty-six billion, thirty-six million, five hundred sixty-one thousand, three hundred sixty-four".