2418385385920 has 112 divisors (see below), whose sum is σ = 6585068717568. Its totient is φ = 828706452480.

The previous prime is 2418385385863. The next prime is 2418385385951. The reversal of 2418385385920 is 295835838142.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3806619 + ... + 4396261.

Almost surely, 2^{2418385385920} is an apocalyptic number.

2418385385920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2418385385920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3292534358784).

2418385385920 is an abundant number, since it is smaller than the sum of its proper divisors (4166683331648).

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

2418385385920 is a wasteful number, since it uses less digits than its factorization.

2418385385920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591498 (or 591488 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 58.

The spelling of 2418385385920 in words is "two trillion, four hundred eighteen billion, three hundred eighty-five million, three hundred eighty-five thousand, nine hundred twenty".