11726481647754 has 32 divisors (see below), whose sum is σ = 26097339839040. Its totient is φ = 3903053456016.

The previous prime is 11726481647753. The next prime is 11726481647759. The reversal of 11726481647754 is 45774618462711.

11726481647754 is a `hidden beast` number, since 1 + 1 + 7 + 26 + 481 + 64 + 7 + 75 + 4 = 666.

It is a super-2 number, since 2×11726481647754² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11726481647691 and 11726481647700.

It is not an unprimeable number, because it can be changed into a prime (11726481647753) by changing a digit.

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, 160345324 + ... + 160418439.

It is an arithmetic number, because the mean of its divisors is an integer number (815541869970).

Almost surely, 2^{11726481647754} is an apocalyptic number.

11726481647754 is an abundant number, since it is smaller than the sum of its proper divisors (14370858191286).

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

11726481647754 is a wasteful number, since it uses less digits than its factorization.

11726481647754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320764451 (or 320764445 counting only the distinct ones).

The product of its digits is 63221760, while the sum is 63.

The spelling of 11726481647754 in words is "eleven trillion, seven hundred twenty-six billion, four hundred eighty-one million, six hundred forty-seven thousand, seven hundred fifty-four".