1628330496 has 80 divisors (see below), whose sum is σ = 4671721824. Its totient is φ = 501018624.

The previous prime is 1628330491. The next prime is 1628330507. The reversal of 1628330496 is 6940338261.

It is not an unprimeable number, because it can be changed into a prime (1628330491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20806 + ... + 60741.

Almost surely, 2^1628330496 is an apocalyptic number.

1628330496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1628330496 is an abundant number, since it is smaller than the sum of its proper divisors (3043391328).

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

1628330496 is an equidigital number, since it uses as much as digits as its factorization.

1628330496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81581 (or 81565 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 1628330496 is about 40352.5773154578. The cubic root of 1628330496 is about 1176.4699866099.

The spelling of 1628330496 in words is "one billion, six hundred twenty-eight million, three hundred thirty thousand, four hundred ninety-six".