27308463928 has 8 divisors (see below), whose sum is σ = 51203369880. Its totient is φ = 13654231960.

The previous prime is 27308463913. The next prime is 27308463947. The reversal of 27308463928 is 82936480372.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1706778988 + ... + 1706779003.

It is an arithmetic number, because the mean of its divisors is an integer number (6400421235).

Almost surely, 2^27308463928 is an apocalyptic number.

It is an amenable number.

27308463928 is a deficient number, since it is larger than the sum of its proper divisors (23894905952).

27308463928 is a wasteful number, since it uses less digits than its factorization.

27308463928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3413557997 (or 3413557993 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 27308463928 in words is "twenty-seven billion, three hundred eight million, four hundred sixty-three thousand, nine hundred twenty-eight".