1434404420040 has 128 divisors (see below), whose sum is σ = 4337975462400. Its totient is φ = 379430231040.

The previous prime is 1434404420021. The next prime is 1434404420051. The reversal of 1434404420040 is 400244044341.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7350774 + ... + 7543386.

It is an arithmetic number, because the mean of its divisors is an integer number (33890433300).

Almost surely, 2^{1434404420040} is an apocalyptic number.

1434404420040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1434404420040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2168987731200).

1434404420040 is an abundant number, since it is smaller than the sum of its proper divisors (2903571042360).

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

1434404420040 is a wasteful number, since it uses less digits than its factorization.

1434404420040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193127 (or 193123 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 1434404420040 its reverse (400244044341), we get a palindrome (1834648464381).

The spelling of 1434404420040 in words is "one trillion, four hundred thirty-four billion, four hundred four million, four hundred twenty thousand, forty".