27836118821196 has 480 divisors, whose sum is σ = 91044306460800. Its totient is φ = 7234101633024.

The previous prime is 27836118821149. The next prime is 27836118821209. The reversal of 27836118821196 is 69112881163872.

27836118821196 is a `hidden beast` number, since 2 + 7 + 8 + 3 + 611 + 8 + 8 + 2 + 1 + 1 + 9 + 6 = 666.

It is a super-2 number, since 2×27836118821196² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 212493750 + ... + 212624706.

It is an arithmetic number, because the mean of its divisors is an integer number (189675638460).

Almost surely, 2^{27836118821196} 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 27836118821196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45522153230400).

27836118821196 is an abundant number, since it is smaller than the sum of its proper divisors (63208187639604).

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

27836118821196 is a wasteful number, since it uses less digits than its factorization.

27836118821196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131183 (or 131172 counting only the distinct ones).

The product of its digits is 13934592, while the sum is 63.

The spelling of 27836118821196 in words is "twenty-seven trillion, eight hundred thirty-six billion, one hundred eighteen million, eight hundred twenty-one thousand, one hundred ninety-six".