4121985024000 has 760 divisors, whose sum is σ = 15379069954248. Its totient is φ = 1098488217600.

The previous prime is 4121985023969. The next prime is 4121985024007. The reversal of 4121985024000 is 4205891214.

4121985024000 is a `hidden beast` number, since 4 + 1 + 21 + 98 + 502 + 40 + 0 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 758487711744 + 3363497312256 = 870912^2 + 1833984^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121985024007) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2654207224 + ... + 2654208776.

Almost surely, 2^{4121985024000} is an apocalyptic number.

4121985024000 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 4121985024000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7689534977124).

4121985024000 is an abundant number, since it is smaller than the sum of its proper divisors (11257084930248).

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

4121985024000 is an frugal number, since it uses more digits than its factorization.

4121985024000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616 (or 1563 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 4121985024000 in words is "four trillion, one hundred twenty-one billion, nine hundred eighty-five million, twenty-four thousand".