7332649728 has 144 divisors (see below), whose sum is σ = 20576833536. Its totient is φ = 2314690560.

The previous prime is 7332649717. The next prime is 7332649733. The reversal of 7332649728 is 8279462337.

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, 1115700 + ... + 1122252.

Almost surely, 2^7332649728 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 7332649728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10288416768).

7332649728 is an abundant number, since it is smaller than the sum of its proper divisors (13244183808).

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

7332649728 is a wasteful number, since it uses less digits than its factorization.

7332649728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6650 (or 6636 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 51.

The square root of 7332649728 is about 85630.8923695181. The cubic root of 7332649728 is about 1942.7651898481.

The spelling of 7332649728 in words is "seven billion, three hundred thirty-two million, six hundred forty-nine thousand, seven hundred twenty-eight".