4021440244030 has 32 divisors (see below), whose sum is σ = 7956926068608. Its totient is φ = 1451178986400.

The previous prime is 4021440243979. The next prime is 4021440244039. The reversal of 4021440244030 is 304420441204.

It is a super-3 number, since 3×4021440244030³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4021440244030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021440244039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139522032 + ... + 139550851.

It is an arithmetic number, because the mean of its divisors is an integer number (248653939644).

Almost surely, 2^{4021440244030} is an apocalyptic number.

4021440244030 is a deficient number, since it is larger than the sum of its proper divisors (3935485824578).

4021440244030 is a wasteful number, since it uses less digits than its factorization.

4021440244030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279073032.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 4021440244030 its reverse (304420441204), we get a palindrome (4325860685234).

The spelling of 4021440244030 in words is "four trillion, twenty-one billion, four hundred forty million, two hundred forty-four thousand, thirty".