2355899616 has 180 divisors, whose sum is σ = 7818016752. Its totient is φ = 672916608.

The previous prime is 2355899603. The next prime is 2355899633. The reversal of 2355899616 is 6169985532.

It is a happy number.

2355899616 is a `hidden beast` number, since 23 + 558 + 9 + 9 + 61 + 6 = 666.

It is a zygodrome in base 7.

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 29 ways as a sum of consecutive naturals, for example, 689785 + ... + 693191.

Almost surely, 2^2355899616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2355899616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3909008376).

2355899616 is an abundant number, since it is smaller than the sum of its proper divisors (5462117136).

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

2355899616 is an equidigital number, since it uses as much as digits as its factorization.

2355899616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451 (or 3419 counting only the distinct ones).

The product of its digits is 3499200, while the sum is 54.

The square root of 2355899616 is about 48537.6103243660. The cubic root of 2355899616 is about 1330.6145267251.

The spelling of 2355899616 in words is "two billion, three hundred fifty-five million, eight hundred ninety-nine thousand, six hundred sixteen".