4211488821540 has 864 divisors, whose sum is σ = 16383387646080. Its totient is φ = 800550051840.

The previous prime is 4211488821539. The next prime is 4211488821563. The reversal of 4211488821540 is 451288841124.

It is a self number, because there is not a number n which added to its sum of digits gives 4211488821540.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 522578031 + ... + 522586089.

It is an arithmetic number, because the mean of its divisors is an integer number (18962254220).

Almost surely, 2^{4211488821540} 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 4211488821540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8191693823040).

4211488821540 is an abundant number, since it is smaller than the sum of its proper divisors (12171898824540).

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

4211488821540 is a wasteful number, since it uses less digits than its factorization.

4211488821540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8233 (or 8213 counting only the distinct ones).

The product of its (nonzero) digits is 655360, while the sum is 48.

The spelling of 4211488821540 in words is "four trillion, two hundred eleven billion, four hundred eighty-eight million, eight hundred twenty-one thousand, five hundred forty".