27304709712 has 160 divisors (see below), whose sum is σ = 82124815104. Its totient is φ = 7655731200.

The previous prime is 27304709711. The next prime is 27304709713. The reversal of 27304709712 is 21790740372.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (27304709711) and next prime (27304709713).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27304709711) by changing a digit.

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 in 31 ways as a sum of consecutive naturals, for example, 10677138 + ... + 10679694.

Almost surely, 2^27304709712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27304709712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41062407552).

27304709712 is an abundant number, since it is smaller than the sum of its proper divisors (54820105392).

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

27304709712 is a wasteful number, since it uses less digits than its factorization.

27304709712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3157 (or 3151 counting only the distinct ones).

The product of its (nonzero) digits is 148176, while the sum is 42.

The spelling of 27304709712 in words is "twenty-seven billion, three hundred four million, seven hundred nine thousand, seven hundred twelve".