11818727149608 has 96 divisors (see below), whose sum is σ = 33939679924800. Its totient is φ = 3704987015424.

The previous prime is 11818727149601. The next prime is 11818727149639. The reversal of 11818727149608 is 80694172781811.

11818727149608 is a `hidden beast` number, since 1 + 1 + 8 + 1 + 8 + 7 + 2 + 7 + 14 + 9 + 608 = 666.

It is a super-2 number, since 2×11818727149608² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11818727149601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31343316 + ... + 31718147.

It is an arithmetic number, because the mean of its divisors is an integer number (353538332550).

Almost surely, 2^{11818727149608} is an apocalyptic number.

11818727149608 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11818727149608 is an abundant number, since it is smaller than the sum of its proper divisors (22120952775192).

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

11818727149608 is a wasteful number, since it uses less digits than its factorization.

11818727149608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63061631 (or 63061624 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 63.

The spelling of 11818727149608 in words is "eleven trillion, eight hundred eighteen billion, seven hundred twenty-seven million, one hundred forty-nine thousand, six hundred eight".