13406842733 has 4 divisors (see below), whose sum is σ = 13466963328. Its totient is φ = 13346722140.

The previous prime is 13406842693. The next prime is 13406842781. The reversal of 13406842733 is 33724860431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33724860431 = 129001 ⋅261431.

It is a cyclic number.

It is not a de Polignac number, because 13406842733 - 2¹⁰ = 13406841709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13406842793) 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, 30059963 + ... + 30060408.

It is an arithmetic number, because the mean of its divisors is an integer number (3366740832).

Almost surely, 2^13406842733 is an apocalyptic number.

It is an amenable number.

13406842733 is a deficient number, since it is larger than the sum of its proper divisors (60120595).

13406842733 is an equidigital number, since it uses as much as digits as its factorization.

13406842733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60120594.

The product of its (nonzero) digits is 290304, while the sum is 41.

The spelling of 13406842733 in words is "thirteen billion, four hundred six million, eight hundred forty-two thousand, seven hundred thirty-three".