26136417312 has 96 divisors (see below), whose sum is σ = 76269614400. Its totient is φ = 8707751424.

The previous prime is 26136417311. The next prime is 26136417319. The reversal of 26136417312 is 21371463162.

26136417312 is a `hidden beast` number, since 2 + 6 + 1 + 3 + 641 + 7 + 3 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×26136417312² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (26136417311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2021364 + ... + 2034252.

It is an arithmetic number, because the mean of its divisors is an integer number (794475150).

Almost surely, 2^26136417312 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 26136417312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38134807200).

26136417312 is an abundant number, since it is smaller than the sum of its proper divisors (50133197088).

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

26136417312 is a wasteful number, since it uses less digits than its factorization.

26136417312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15255 (or 15241 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The spelling of 26136417312 in words is "twenty-six billion, one hundred thirty-six million, four hundred seventeen thousand, three hundred twelve".