26696136288 has 48 divisors (see below), whose sum is σ = 70336014336. Its totient is φ = 8865866880.

The previous prime is 26696136287. The next prime is 26696136323. The reversal of 26696136288 is 88263169662.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26696136287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487056 + ... + 539087.

It is an arithmetic number, because the mean of its divisors is an integer number (1465333632).

Almost surely, 2^26696136288 is an apocalyptic number.

It is an amenable number.

26696136288 is an abundant number, since it is smaller than the sum of its proper divisors (43639878048).

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

26696136288 is a wasteful number, since it uses less digits than its factorization.

26696136288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026427 (or 1026419 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 57.

The spelling of 26696136288 in words is "twenty-six billion, six hundred ninety-six million, one hundred thirty-six thousand, two hundred eighty-eight".