1516328996 has 48 divisors (see below), whose sum is σ = 3280381440. Its totient is φ = 597214080.

The previous prime is 1516328987. The next prime is 1516329007. The reversal of 1516328996 is 6998236151.

It is a happy number.

It is a super-2 number, since 2×1516328996² = 4598507248220736032, which contains 22 as substring.

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, 74261 + ... + 92451.

It is an arithmetic number, because the mean of its divisors is an integer number (68341280).

Almost surely, 2^1516328996 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 1516328996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1640190720).

1516328996 is an abundant number, since it is smaller than the sum of its proper divisors (1764052444).

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

1516328996 is a wasteful number, since it uses less digits than its factorization.

1516328996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18444 (or 18442 counting only the distinct ones).

The product of its digits is 699840, while the sum is 50.

The square root of 1516328996 is about 38940.0692860195. The cubic root of 1516328996 is about 1148.8530457517.

The spelling of 1516328996 in words is "one billion, five hundred sixteen million, three hundred twenty-eight thousand, nine hundred ninety-six".