13445709933 has 8 divisors (see below), whose sum is σ = 18092087200. Its totient is φ = 8881569648.

The previous prime is 13445709931. The next prime is 13445709943. The reversal of 13445709933 is 33990754431.

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

It is not a de Polignac number, because 13445709933 - 2¹ = 13445709931 is a prime.

It is a super-3 number, since 3×13445709933³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445709931) 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, 20558863 + ... + 20559516.

It is an arithmetic number, because the mean of its divisors is an integer number (2261510900).

Almost surely, 2^13445709933 is an apocalyptic number.

It is an amenable number.

13445709933 is a deficient number, since it is larger than the sum of its proper divisors (4646377267).

13445709933 is a wasteful number, since it uses less digits than its factorization.

13445709933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41118491.

The product of its (nonzero) digits is 1224720, while the sum is 48.

The spelling of 13445709933 in words is "thirteen billion, four hundred forty-five million, seven hundred nine thousand, nine hundred thirty-three".