1401410144421 has 48 divisors (see below), whose sum is σ = 2417473457280. Its totient is φ = 800028290880.

The previous prime is 1401410144401. The next prime is 1401410144441. The reversal of 1401410144421 is 1244410141041.

It is an interprime number because it is at equal distance from previous prime (1401410144401) and next prime (1401410144441).

It is not a de Polignac number, because 1401410144421 - 2⁶ = 1401410144357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401410144401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 850305 + ... + 1877721.

It is an arithmetic number, because the mean of its divisors is an integer number (50364030360).

Almost surely, 2^{1401410144421} is an apocalyptic number.

It is an amenable number.

1401410144421 is a deficient number, since it is larger than the sum of its proper divisors (1016063312859).

1401410144421 is a wasteful number, since it uses less digits than its factorization.

1401410144421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028471 (or 1028458 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

Adding to 1401410144421 its reverse (1244410141041), we get a palindrome (2645820285462).

The spelling of 1401410144421 in words is "one trillion, four hundred one billion, four hundred ten million, one hundred forty-four thousand, four hundred twenty-one".