16435904918709 has 16 divisors (see below), whose sum is σ = 22881629291904. Its totient is φ = 10474320384000.

The previous prime is 16435904918707. The next prime is 16435904918737. The reversal of 16435904918709 is 90781940953461.

16435904918709 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16435904918709 - 2¹ = 16435904918707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16435904918709.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16435904918707) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74281012 + ... + 74501949.

It is an arithmetic number, because the mean of its divisors is an integer number (1430101830744).

Almost surely, 2^{16435904918709} is an apocalyptic number.

It is an amenable number.

16435904918709 is a deficient number, since it is larger than the sum of its proper divisors (6445724373195).

16435904918709 is a wasteful number, since it uses less digits than its factorization.

16435904918709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148784588.

The product of its (nonzero) digits is 58786560, while the sum is 66.

The spelling of 16435904918709 in words is "sixteen trillion, four hundred thirty-five billion, nine hundred four million, nine hundred eighteen thousand, seven hundred nine".