5512429728 has 384 divisors, whose sum is σ = 17982639360. Its totient is φ = 1652742144.

The previous prime is 5512429717. The next prime is 5512429771. The reversal of 5512429728 is 8279242155.

5512429728 is a `hidden beast` number, since 5 + 512 + 42 + 97 + 2 + 8 = 666.

It is a super-2 number, since 2×5512429728² = 60773763012276307968, which contains 22 as substring.

Its product of digits (403200) is a multiple of the sum of its prime factors (200).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66414775 + ... + 66414857.

It is an arithmetic number, because the mean of its divisors is an integer number (46829790).

Almost surely, 2^5512429728 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 5512429728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8991319680).

5512429728 is an abundant number, since it is smaller than the sum of its proper divisors (12470209632).

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

5512429728 is an equidigital number, since it uses as much as digits as its factorization.

5512429728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200 (or 174 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 5512429728 is about 74245.7387868152. The cubic root of 5512429728 is about 1766.5029026477.

The spelling of 5512429728 in words is "five billion, five hundred twelve million, four hundred twenty-nine thousand, seven hundred twenty-eight".