27933632916 has 96 divisors (see below), whose sum is σ = 75618385920. Its totient is φ = 7860804864.

The previous prime is 27933632911. The next prime is 27933632929. The reversal of 27933632916 is 61923633972.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27933632911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1959085 + ... + 1973291.

It is an arithmetic number, because the mean of its divisors is an integer number (787691520).

Almost surely, 2^27933632916 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 27933632916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37809192960).

27933632916 is an abundant number, since it is smaller than the sum of its proper divisors (47684753004).

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

27933632916 is a wasteful number, since it uses less digits than its factorization.

27933632916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14573 (or 14571 counting only the distinct ones).

The product of its digits is 2204496, while the sum is 51.

The spelling of 27933632916 in words is "twenty-seven billion, nine hundred thirty-three million, six hundred thirty-two thousand, nine hundred sixteen".