1401441420340 has 48 divisors (see below), whose sum is σ = 3177689131008. Its totient is φ = 516104198784.

The previous prime is 1401441420331. The next prime is 1401441420347. The reversal of 1401441420340 is 430241441041.

It is a junction number, because it is equal to n+sod(n) for n = 1401441420299 and 1401441420308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401441420347) 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, 6937182 + ... + 7136341.

It is an arithmetic number, because the mean of its divisors is an integer number (66201856896).

Almost surely, 2^{1401441420340} is an apocalyptic number.

1401441420340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1401441420340 is an abundant number, since it is smaller than the sum of its proper divisors (1776247710668).

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

1401441420340 is a wasteful number, since it uses less digits than its factorization.

1401441420340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14073928 (or 14073926 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1401441420340 its reverse (430241441041), we get a palindrome (1831682861381).

The spelling of 1401441420340 in words is "one trillion, four hundred one billion, four hundred forty-one million, four hundred twenty thousand, three hundred forty".