16432441505434 has 32 divisors (see below), whose sum is σ = 26228730128832. Its totient is φ = 7694369760000.

The previous prime is 16432441505407. The next prime is 16432441505453. The reversal of 16432441505434 is 43450514423461.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29068884 + ... + 29628784.

It is an arithmetic number, because the mean of its divisors is an integer number (819647816526).

Almost surely, 2^{16432441505434} is an apocalyptic number.

16432441505434 is a deficient number, since it is larger than the sum of its proper divisors (9796288623398).

16432441505434 is a wasteful number, since it uses less digits than its factorization.

16432441505434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564222.

The product of its (nonzero) digits is 2764800, while the sum is 46.

Adding to 16432441505434 its reverse (43450514423461), we get a palindrome (59882955928895).

The spelling of 16432441505434 in words is "sixteen trillion, four hundred thirty-two billion, four hundred forty-one million, five hundred five thousand, four hundred thirty-four".