4490021981360 has 60 divisors (see below), whose sum is σ = 11089499848608. Its totient is φ = 1690361207808.

The previous prime is 4490021981339. The next prime is 4490021981369. The reversal of 4490021981360 is 631891200944.

It is not an unprimeable number, because it can be changed into a prime (4490021981369) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 97079432 + ... + 97125671.

Almost surely, 2^{4490021981360} is an apocalyptic number.

4490021981360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4490021981360 is an abundant number, since it is smaller than the sum of its proper divisors (6599477867248).

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

4490021981360 is a wasteful number, since it uses less digits than its factorization.

4490021981360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194205150 (or 194205127 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 47.

The spelling of 4490021981360 in words is "four trillion, four hundred ninety billion, twenty-one million, nine hundred eighty-one thousand, three hundred sixty".