4646220480000 has 3200 divisors, whose sum is σ = 20617080422400. Its totient is φ = 1020211200000.

The previous prime is 4646220479977. The next prime is 4646220480059. The reversal of 4646220480000 is 840226464.

It is a happy number.

4646220480000 is a `hidden beast` number, since 4 + 646 + 2 + 2 + 0 + 4 + 8 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (3200).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 55978559959 + ... + 55978560041.

It is an arithmetic number, because the mean of its divisors is an integer number (6442837632).

Almost surely, 2^{4646220480000} is an apocalyptic number.

4646220480000 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 4646220480000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10308540211200).

4646220480000 is an abundant number, since it is smaller than the sum of its proper divisors (15970859942400).

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

4646220480000 is a wasteful number, since it uses less digits than its factorization.

4646220480000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The spelling of 4646220480000 in words is "four trillion, six hundred forty-six billion, two hundred twenty million, four hundred eighty thousand".