1400423430424 has 8 divisors (see below), whose sum is σ = 2625793932060. Its totient is φ = 700211715208.

The previous prime is 1400423430383. The next prime is 1400423430443. The reversal of 1400423430424 is 4240343240041.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1400423430424² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87526464394 + ... + 87526464409.

Almost surely, 2^{1400423430424} is an apocalyptic number.

It is an amenable number.

1400423430424 is a deficient number, since it is larger than the sum of its proper divisors (1225370501636).

1400423430424 is a wasteful number, since it uses less digits than its factorization.

1400423430424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175052928809 (or 175052928805 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 1400423430424 its reverse (4240343240041), we get a palindrome (5640766670465).

The spelling of 1400423430424 in words is "one trillion, four hundred billion, four hundred twenty-three million, four hundred thirty thousand, four hundred twenty-four".