1002051616 has 24 divisors (see below), whose sum is σ = 2040818220. Its totient is φ = 483748608.

The previous prime is 1002051607. The next prime is 1002051629. The reversal of 1002051616 is 6161502001.

It can be written as a sum of positive squares in 2 ways, for example, as 986211216 + 15840400 = 31404^2 + 3980^2 .

It is a super-2 number, since 2×1002051616² = 2008214882256422912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538971 + ... + 540826.

Almost surely, 2^1002051616 is an apocalyptic number.

1002051616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1002051616 is an abundant number, since it is smaller than the sum of its proper divisors (1038766604).

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

1002051616 is a wasteful number, since it uses less digits than its factorization.

1002051616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079836 (or 1079828 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 1002051616 is about 31655.1988779095. The cubic root of 1002051616 is about 1000.6834048514.

Adding to 1002051616 its reverse (6161502001), we get a palindrome (7163553617).

The spelling of 1002051616 in words is "one billion, two million, fifty-one thousand, six hundred sixteen".