4878857034240 has 640 divisors, whose sum is σ = 18747325808640. Its totient is φ = 1058248654848.

The previous prime is 4878857034221. The next prime is 4878857034251. The reversal of 4878857034240 is 424307588784.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 157017426 + ... + 157048494.

It is an arithmetic number, because the mean of its divisors is an integer number (29292696576).

Almost surely, 2^{4878857034240} is an apocalyptic number.

4878857034240 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 4878857034240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9373662904320).

4878857034240 is an abundant number, since it is smaller than the sum of its proper divisors (13868468774400).

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

4878857034240 is a wasteful number, since it uses less digits than its factorization.

4878857034240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31252 (or 31236 counting only the distinct ones).

The product of its (nonzero) digits is 48168960, while the sum is 60.

The spelling of 4878857034240 in words is "four trillion, eight hundred seventy-eight billion, eight hundred fifty-seven million, thirty-four thousand, two hundred forty".