2418965856 has 144 divisors (see below), whose sum is σ = 7241742144. Its totient is φ = 794116224.

The previous prime is 2418965851. The next prime is 2418965863. The reversal of 2418965856 is 6585698142.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2418965851) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 518671 + ... + 523313.

It is an arithmetic number, because the mean of its divisors is an integer number (50289876).

Almost surely, 2^2418965856 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 2418965856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3620871072).

2418965856 is an abundant number, since it is smaller than the sum of its proper divisors (4822776288).

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

2418965856 is an equidigital number, since it uses as much as digits as its factorization.

2418965856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4735 (or 4715 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 54.

The square root of 2418965856 is about 49182.9833987325. The cubic root of 2418965856 is about 1342.3834198570.

The spelling of 2418965856 in words is "two billion, four hundred eighteen million, nine hundred sixty-five thousand, eight hundred fifty-six".