4866448820640 has 192 divisors, whose sum is σ = 16767728030592. Its totient is φ = 1176581836800.

The previous prime is 4866448820603. The next prime is 4866448820647. The reversal of 4866448820640 is 460288446684.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (4866448820647) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 733950 + ... + 3204930.

It is an arithmetic number, because the mean of its divisors is an integer number (87331916826).

Almost surely, 2^{4866448820640} is an apocalyptic number.

4866448820640 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 4866448820640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8383864015296).

4866448820640 is an abundant number, since it is smaller than the sum of its proper divisors (11901279209952).

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

4866448820640 is a wasteful number, since it uses less digits than its factorization.

4866448820640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2471383 (or 2471375 counting only the distinct ones).

The product of its (nonzero) digits is 56623104, while the sum is 60.

The spelling of 4866448820640 in words is "four trillion, eight hundred sixty-six billion, four hundred forty-eight million, eight hundred twenty thousand, six hundred forty".