13046445669 has 8 divisors (see below), whose sum is σ = 17408434432. Its totient is φ = 8691043680.

The previous prime is 13046445647. The next prime is 13046445689. The reversal of 13046445669 is 96654464031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13046445669 - 2⁸ = 13046445413 is a prime.

It is a super-2 number, since 2×13046445669² (a number of 21 digits) contains 22 as substring.

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 (13046445689) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1642069 + ... + 1649994.

It is an arithmetic number, because the mean of its divisors is an integer number (2176054304).

Almost surely, 2^13046445669 is an apocalyptic number.

It is an amenable number.

13046445669 is a deficient number, since it is larger than the sum of its proper divisors (4361988763).

13046445669 is a wasteful number, since it uses less digits than its factorization.

13046445669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3293387.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 13046445669 in words is "thirteen billion, forty-six million, four hundred forty-five thousand, six hundred sixty-nine".