26796613536 has 432 divisors, whose sum is σ = 99952755840. Its totient is φ = 6958828800.

The previous prime is 26796613523. The next prime is 26796613541. The reversal of 26796613536 is 63531669762.

26796613536 is a `hidden beast` number, since 2 + 6 + 7 + 96 + 6 + 13 + 536 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5120041 + ... + 5125271.

It is an arithmetic number, because the mean of its divisors is an integer number (231372120).

Almost surely, 2^26796613536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26796613536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49976377920).

26796613536 is an abundant number, since it is smaller than the sum of its proper divisors (73156142304).

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

26796613536 is a wasteful number, since it uses less digits than its factorization.

26796613536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5286 (or 5254 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 54.

The spelling of 26796613536 in words is "twenty-six billion, seven hundred ninety-six million, six hundred thirteen thousand, five hundred thirty-six".