4021201573980 has 96 divisors (see below), whose sum is σ = 11429534516736. Its totient is φ = 1056119682816.

The previous prime is 4021201573967. The next prime is 4021201573997. The reversal of 4021201573980 is 893751021204.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 22249137 + ... + 22429143.

It is an arithmetic number, because the mean of its divisors is an integer number (119057651216).

Almost surely, 2^{4021201573980} 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 4021201573980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5714767258368).

4021201573980 is an abundant number, since it is smaller than the sum of its proper divisors (7408332942756).

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

4021201573980 is a wasteful number, since it uses less digits than its factorization.

4021201573980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185643 (or 185641 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 4021201573980 in words is "four trillion, twenty-one billion, two hundred one million, five hundred seventy-three thousand, nine hundred eighty".