27216322630 has 16 divisors (see below), whose sum is σ = 55987863840. Its totient is φ = 9331310592.

The previous prime is 27216322591. The next prime is 27216322633. The reversal of 27216322630 is 3622361272.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27216322633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194402235 + ... + 194402374.

It is an arithmetic number, because the mean of its divisors is an integer number (3499241490).

Almost surely, 2^27216322630 is an apocalyptic number.

27216322630 is an abundant number, since it is smaller than the sum of its proper divisors (28771541210).

27216322630 is a wasteful number, since it uses less digits than its factorization.

27216322630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388804623.

The product of its (nonzero) digits is 36288, while the sum is 34.

The spelling of 27216322630 in words is "twenty-seven billion, two hundred sixteen million, three hundred twenty-two thousand, six hundred thirty".