13422784659 has 16 divisors (see below), whose sum is σ = 18680689152. Its totient is φ = 8556931328.

The previous prime is 13422784657. The next prime is 13422784691. The reversal of 13422784659 is 95648722431.

It is a cyclic number.

It is not a de Polignac number, because 13422784659 - 2¹ = 13422784657 is a prime.

It is a super-2 number, since 2×13422784659² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (13422784657) 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, 222682 + ... + 276464.

It is an arithmetic number, because the mean of its divisors is an integer number (1167543072).

Almost surely, 2^13422784659 is an apocalyptic number.

13422784659 is a deficient number, since it is larger than the sum of its proper divisors (5257904493).

13422784659 is a wasteful number, since it uses less digits than its factorization.

13422784659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57426.

The product of its digits is 2903040, while the sum is 51.

The spelling of 13422784659 in words is "thirteen billion, four hundred twenty-two million, seven hundred eighty-four thousand, six hundred fifty-nine".