1016516515 has 32 divisors (see below), whose sum is σ = 1427068800. Its totient is φ = 694818432.

The previous prime is 1016516489. The next prime is 1016516519. The reversal of 1016516515 is 5156156101.

It is not a de Polignac number, because 1016516515 - 2⁷ = 1016516387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1016516519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 680109 + ... + 681601.

It is an arithmetic number, because the mean of its divisors is an integer number (44595900).

Almost surely, 2^1016516515 is an apocalyptic number.

1016516515 is a deficient number, since it is larger than the sum of its proper divisors (410552285).

1016516515 is an equidigital number, since it uses as much as digits as its factorization.

1016516515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916 (or 1902 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

The square root of 1016516515 is about 31882.8561299015. The cubic root of 1016516515 is about 1005.4754695140.

The spelling of 1016516515 in words is "one billion, sixteen million, five hundred sixteen thousand, five hundred fifteen".