27669299328 has 480 divisors, whose sum is σ = 95401191600. Its totient is φ = 7873044480.

The previous prime is 27669299293. The next prime is 27669299341. The reversal of 27669299328 is 82399296672.

It is a super-2 number, since 2×27669299328² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 244861000 + ... + 244861112.

Almost surely, 2^27669299328 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 27669299328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47700595800).

27669299328 is an abundant number, since it is smaller than the sum of its proper divisors (67731892272).

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

27669299328 is a wasteful number, since it uses less digits than its factorization.

27669299328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282 (or 148 counting only the distinct ones).

The product of its digits is 35271936, while the sum is 63.

The spelling of 27669299328 in words is "twenty-seven billion, six hundred sixty-nine million, two hundred ninety-nine thousand, three hundred twenty-eight".