4021444444100 has 18 divisors (see below), whose sum is σ = 8726534443914. Its totient is φ = 1608577777600.

The previous prime is 4021444444067. The next prime is 4021444444111. The reversal of 4021444444100 is 14444441204.

It can be written as a sum of positive squares in 3 ways, for example, as 1015576186564 + 3005868257536 = 1007758^2 + 1733744^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20107222121 + ... + 20107222320.

Almost surely, 2^{4021444444100} is an apocalyptic number.

It is an amenable number.

4021444444100 is an abundant number, since it is smaller than the sum of its proper divisors (4705089999814).

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

4021444444100 is a wasteful number, since it uses less digits than its factorization.

4021444444100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40214444455 (or 40214444448 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 4021444444100 its reverse (14444441204), we get a palindrome (4035888885304).

The spelling of 4021444444100 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred forty-four thousand, one hundred".