4646538883840 has 216 divisors, whose sum is σ = 13080533048352. Its totient is φ = 1576673280000.

The previous prime is 4646538883817. The next prime is 4646538883841. The reversal of 4646538883840 is 483888356464.

It is not an unprimeable number, because it can be changed into a prime (4646538883841) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 5701965 + ... + 6465715.

It is an arithmetic number, because the mean of its divisors is an integer number (60558023372).

Almost surely, 2^{4646538883840} is an apocalyptic number.

4646538883840 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 4646538883840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6540266524176).

4646538883840 is an abundant number, since it is smaller than the sum of its proper divisors (8433994164512).

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

4646538883840 is an equidigital number, since it uses as much as digits as its factorization.

4646538883840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763883 (or 763862 counting only the distinct ones).

The product of its (nonzero) digits is 424673280, while the sum is 67.

The spelling of 4646538883840 in words is "four trillion, six hundred forty-six billion, five hundred thirty-eight million, eight hundred eighty-three thousand, eight hundred forty".