1234040430044 has 24 divisors (see below), whose sum is σ = 2286651568320. Its totient is φ = 580712910336.

The previous prime is 1234040430041. The next prime is 1234040430097. The reversal of 1234040430044 is 4400340404321.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1234040429989 and 1234040430016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1234040430041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3723677 + ... + 4041515.

It is an arithmetic number, because the mean of its divisors is an integer number (95277148680).

Almost surely, 2^{1234040430044} is an apocalyptic number.

It is an amenable number.

1234040430044 is a deficient number, since it is larger than the sum of its proper divisors (1052611138276).

1234040430044 is a wasteful number, since it uses less digits than its factorization.

1234040430044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374957 (or 374955 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 1234040430044 its reverse (4400340404321), we get a palindrome (5634380834365).

The spelling of 1234040430044 in words is "one trillion, two hundred thirty-four billion, forty million, four hundred thirty thousand, forty-four".