27290912202 has 80 divisors (see below), whose sum is σ = 63332755200. Its totient is φ = 8773259040.

The previous prime is 27290912197. The next prime is 27290912281. The reversal of 27290912202 is 20221909272.

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 39 ways as a sum of consecutive naturals, for example, 4878427 + ... + 4884017.

It is an arithmetic number, because the mean of its divisors is an integer number (791659440).

Almost surely, 2^27290912202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27290912202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31666377600).

27290912202 is an abundant number, since it is smaller than the sum of its proper divisors (36041842998).

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

27290912202 is a wasteful number, since it uses less digits than its factorization.

27290912202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6673 (or 6664 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 27290912202 in words is "twenty-seven billion, two hundred ninety million, nine hundred twelve thousand, two hundred two".