27889310016 has 112 divisors (see below), whose sum is σ = 86812404480. Its totient is φ = 8749578240.

The previous prime is 27889310003. The next prime is 27889310023. The reversal of 27889310016 is 61001398872.

It is a super-2 number, since 2×27889310016² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445320 + ... + 504071.

Almost surely, 2^27889310016 is an apocalyptic number.

It is an amenable number.

27889310016 is an abundant number, since it is smaller than the sum of its proper divisors (58923094464).

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

27889310016 is a wasteful number, since it uses less digits than its factorization.

27889310016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949429 (or 949413 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 27889310016 in words is "twenty-seven billion, eight hundred eighty-nine million, three hundred ten thousand, sixteen".