27990910588 has 6 divisors (see below), whose sum is σ = 48984093536. Its totient is φ = 13995455292.

The previous prime is 27990910559. The next prime is 27990910639. The reversal of 27990910588 is 88501909972.

It is a congruent 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 as a sum of consecutive naturals, namely, 3498863820 + ... + 3498863827.

Almost surely, 2^27990910588 is an apocalyptic number.

It is an amenable number.

27990910588 is a deficient number, since it is larger than the sum of its proper divisors (20993182948).

27990910588 is a wasteful number, since it uses less digits than its factorization.

27990910588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6997727651 (or 6997727649 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 58.

The spelling of 27990910588 in words is "twenty-seven billion, nine hundred ninety million, nine hundred ten thousand, five hundred eighty-eight".