4021303140544 has 112 divisors (see below), whose sum is σ = 8399440838880. Its totient is φ = 1907405660160.

The previous prime is 4021303140527. The next prime is 4021303140551. The reversal of 4021303140544 is 4450413031204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106064439 + ... + 106102345.

It is an arithmetic number, because the mean of its divisors is an integer number (74995007490).

Almost surely, 2^{4021303140544} 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 4021303140544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4199720419440).

4021303140544 is an abundant number, since it is smaller than the sum of its proper divisors (4378137698336).

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

4021303140544 is a wasteful number, since it uses less digits than its factorization.

4021303140544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38946 (or 38936 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 4021303140544 its reverse (4450413031204), we get a palindrome (8471716171748).

The spelling of 4021303140544 in words is "four trillion, twenty-one billion, three hundred three million, one hundred forty thousand, five hundred forty-four".