16418708010947 has 4 divisors (see below), whose sum is σ = 17911317830136. Its totient is φ = 14926098191760.

The previous prime is 16418708010919. The next prime is 16418708010961. The reversal of 16418708010947 is 74901080781461.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16418708010947 - 2¹⁶ = 16418707945411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16418708010892 and 16418708010901.

It is not an unprimeable number, because it can be changed into a prime (16418708010907) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746304909578 + ... + 746304909599.

It is an arithmetic number, because the mean of its divisors is an integer number (4477829457534).

Almost surely, 2^{16418708010947} is an apocalyptic number.

16418708010947 is a deficient number, since it is larger than the sum of its proper divisors (1492609819189).

16418708010947 is a wasteful number, since it uses less digits than its factorization.

16418708010947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492609819188.

The product of its (nonzero) digits is 2709504, while the sum is 56.

The spelling of 16418708010947 in words is "sixteen trillion, four hundred eighteen billion, seven hundred eight million, ten thousand, nine hundred forty-seven".