1440443422100 has 36 divisors (see below), whose sum is σ = 3210242294364. Its totient is φ = 560605006080.

The previous prime is 1440443422087. The next prime is 1440443422111. The reversal of 1440443422100 is 12243440441.

It can be written as a sum of positive squares in 6 ways, for example, as 61011964036 + 1379431458064 = 247006^2 + 1174492^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 194650817 + ... + 194658216.

Almost surely, 2^{1440443422100} is an apocalyptic number.

1440443422100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1440443422100 is an abundant number, since it is smaller than the sum of its proper divisors (1769798872264).

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

1440443422100 is a wasteful number, since it uses less digits than its factorization.

1440443422100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389309084 (or 389309077 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 1440443422100 its reverse (12243440441), we get a palindrome (1452686862541).

The spelling of 1440443422100 in words is "one trillion, four hundred forty billion, four hundred forty-three million, four hundred twenty-two thousand, one hundred".