1516820216 has 16 divisors (see below), whose sum is σ = 2844642240. Its totient is φ = 758248960.

The previous prime is 1516820213. The next prime is 1516820219. The reversal of 1516820216 is 6120286151.

It is an interprime number because it is at equal distance from previous prime (1516820213) and next prime (1516820219).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1516820213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26105 + ... + 60951.

It is an arithmetic number, because the mean of its divisors is an integer number (177790140).

Almost surely, 2^1516820216 is an apocalyptic number.

It is an amenable number.

1516820216 is a deficient number, since it is larger than the sum of its proper divisors (1327822024).

1516820216 is a wasteful number, since it uses less digits than its factorization.

1516820216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40294 (or 40290 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 1516820216 is about 38946.3761600486. The cubic root of 1516820216 is about 1148.9770906579.

The spelling of 1516820216 in words is "one billion, five hundred sixteen million, eight hundred twenty thousand, two hundred sixteen".