1618206996 has 24 divisors (see below), whose sum is σ = 4315218880. Its totient is φ = 462344832.

The previous prime is 1618206959. The next prime is 1618207001. The reversal of 1618206996 is 6996028161.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 9632101 + ... + 9632268.

Almost surely, 2^1618206996 is an apocalyptic number.

It is an amenable number.

1618206996 is an abundant number, since it is smaller than the sum of its proper divisors (2697011884).

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

1618206996 is a wasteful number, since it uses less digits than its factorization.

1618206996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19264383 (or 19264381 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 48.

The square root of 1618206996 is about 40226.9436572057. The cubic root of 1618206996 is about 1174.0268377459.

The spelling of 1618206996 in words is "one billion, six hundred eighteen million, two hundred six thousand, nine hundred ninety-six".