16403434412424 has 16 divisors (see below), whose sum is σ = 41008586031120. Its totient is φ = 5467811470800.

The previous prime is 16403434412411. The next prime is 16403434412467. The reversal of 16403434412424 is 42421443430461.

16403434412424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341738216902 + ... + 341738216949.

It is an arithmetic number, because the mean of its divisors is an integer number (2563036626945).

Almost surely, 2^{16403434412424} is an apocalyptic number.

It is an amenable number.

16403434412424 is an abundant number, since it is smaller than the sum of its proper divisors (24605151618696).

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

16403434412424 is a wasteful number, since it uses less digits than its factorization.

16403434412424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683476433860 (or 683476433856 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 42.

Adding to 16403434412424 its reverse (42421443430461), we get a palindrome (58824877842885).

The spelling of 16403434412424 in words is "sixteen trillion, four hundred three billion, four hundred thirty-four million, four hundred twelve thousand, four hundred twenty-four".