2421487528128 has 224 divisors, whose sum is σ = 7142282205120. Its totient is φ = 804496343040.

The previous prime is 2421487528091. The next prime is 2421487528157. The reversal of 2421487528128 is 8218257841242.

2421487528128 is a `hidden beast` number, since 2 + 4 + 2 + 14 + 87 + 528 + 1 + 28 = 666.

2421487528128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 879580000 + ... + 879582752.

Almost surely, 2^{2421487528128} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2421487528128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3571141102560).

2421487528128 is an abundant number, since it is smaller than the sum of its proper divisors (4720794676992).

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

2421487528128 is a wasteful number, since it uses less digits than its factorization.

2421487528128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4272 (or 4256 counting only the distinct ones).

The product of its digits is 4587520, while the sum is 54.

The spelling of 2421487528128 in words is "two trillion, four hundred twenty-one billion, four hundred eighty-seven million, five hundred twenty-eight thousand, one hundred twenty-eight".