1401443044430 has 32 divisors (see below), whose sum is σ = 2963611028448. Its totient is φ = 470414448000.

The previous prime is 1401443044403. The next prime is 1401443044439. The reversal of 1401443044430 is 344403441041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401443044439) 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, 490013621 + ... + 490016480.

It is an arithmetic number, because the mean of its divisors is an integer number (92612844639).

Almost surely, 2^{1401443044430} is an apocalyptic number.

1401443044430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401443044430 is an abundant number, since it is smaller than the sum of its proper divisors (1562167984018).

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

1401443044430 is a wasteful number, since it uses less digits than its factorization.

1401443044430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980030132.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 1401443044430 its reverse (344403441041), we get a palindrome (1745846485471).

The spelling of 1401443044430 in words is "one trillion, four hundred one billion, four hundred forty-three million, forty-four thousand, four hundred thirty".