16346640003 has 16 divisors (see below), whose sum is σ = 23281844256. Its totient is φ = 10165944320.

The previous prime is 16346640001. The next prime is 16346640007. The reversal of 16346640003 is 30004664361.

It is a cyclic number.

It is not a de Polignac number, because 16346640003 - 2¹ = 16346640001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16346640001) 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, 1412478 + ... + 1424003.

It is an arithmetic number, because the mean of its divisors is an integer number (1455115266).

Almost surely, 2^16346640003 is an apocalyptic number.

16346640003 is a deficient number, since it is larger than the sum of its proper divisors (6935204253).

16346640003 is a wasteful number, since it uses less digits than its factorization.

16346640003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2836614.

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 16346640003 in words is "sixteen billion, three hundred forty-six million, six hundred forty thousand, three".