8726381136 has 60 divisors (see below), whose sum is σ = 26641910880. Its totient is φ = 2644357440.

The previous prime is 8726381119. The next prime is 8726381267. The reversal of 8726381136 is 6311836278.

8726381136 is a `hidden beast` number, since 8 + 7 + 2 + 638 + 1 + 1 + 3 + 6 = 666.

It is a super-2 number, since 2×8726381136² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8726381091 and 8726381100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2752956 + ... + 2756123.

It is an arithmetic number, because the mean of its divisors is an integer number (444031848).

Almost surely, 2^8726381136 is an apocalyptic number.

It is an amenable number.

8726381136 is an abundant number, since it is smaller than the sum of its proper divisors (17915529744).

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

8726381136 is a wasteful number, since it uses less digits than its factorization.

8726381136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5509104 (or 5509095 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 8726381136 is about 93415.1012203059. The cubic root of 8726381136 is about 2058.7868824396.

The spelling of 8726381136 in words is "eight billion, seven hundred twenty-six million, three hundred eighty-one thousand, one hundred thirty-six".