1005501616 has 40 divisors (see below), whose sum is σ = 2298297344. Its totient is φ = 417026880.

The previous prime is 1005501587. The next prime is 1005501631. The reversal of 1005501616 is 6161055001.

It is a super-2 number, since 2×1005501616² = 2022066999557222912, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141330 + ... + 148273.

Almost surely, 2^1005501616 is an apocalyptic number.

1005501616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1005501616 is an abundant number, since it is smaller than the sum of its proper divisors (1292795728).

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

1005501616 is a wasteful number, since it uses less digits than its factorization.

1005501616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289649 (or 289643 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 1005501616 is about 31709.6454726318. The cubic root of 1005501616 is about 1001.8305191551.

Adding to 1005501616 its reverse (6161055001), we get a palindrome (7166556617).

The spelling of 1005501616 in words is "one billion, five million, five hundred one thousand, six hundred sixteen".