4819453881840 has 800 divisors, whose sum is σ = 18561416951616. Its totient is φ = 1151275991040.

The previous prime is 4819453881811. The next prime is 4819453881841. The reversal of 4819453881840 is 481883549184.

4819453881840 is a `hidden beast` number, since 4 + 8 + 1 + 94 + 538 + 8 + 1 + 8 + 4 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4819453881841) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 1349607255 + ... + 1349610825.

Almost surely, 2^{4819453881840} is an apocalyptic number.

4819453881840 is a gapful number since it is divisible by the number (40) 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 4819453881840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9280708475808).

4819453881840 is an abundant number, since it is smaller than the sum of its proper divisors (13741963069776).

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

4819453881840 is a wasteful number, since it uses less digits than its factorization.

4819453881840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4079 (or 4064 counting only the distinct ones).

The product of its (nonzero) digits is 35389440, while the sum is 63.

The spelling of 4819453881840 in words is "four trillion, eight hundred nineteen billion, four hundred fifty-three million, eight hundred eighty-one thousand, eight hundred forty".