27131115300 has 72 divisors (see below), whose sum is σ = 81206260800. Its totient is φ = 6985480320.

The previous prime is 27131115299. The next prime is 27131115313. The reversal of 27131115300 is 351113172.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1550560 + ... + 1567959.

Almost surely, 2^27131115300 is an apocalyptic number.

27131115300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27131115300 is an abundant number, since it is smaller than the sum of its proper divisors (54075145500).

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

27131115300 is a wasteful number, since it uses less digits than its factorization.

27131115300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3118565 (or 3118558 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

Adding to 27131115300 its reverse (351113172), we get a palindrome (27482228472).

The spelling of 27131115300 in words is "twenty-seven billion, one hundred thirty-one million, one hundred fifteen thousand, three hundred".