33196540369 has 4 divisors (see below), whose sum is σ = 33198264244. Its totient is φ = 33194816496.

The previous prime is 33196540337. The next prime is 33196540411. The reversal of 33196540369 is 96304569133.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 96304569133 = 20563 ⋅4683391.

It can be written as a sum of positive squares in 2 ways, for example, as 10662627600 + 22533912769 = 103260^2 + 150113^2 .

It is a cyclic number.

It is not a de Polignac number, because 33196540369 - 2⁵ = 33196540337 is a prime.

It is a super-2 number, since 2×33196540369² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33196547369) 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, 832722 + ... + 871675.

It is an arithmetic number, because the mean of its divisors is an integer number (8299566061).

Almost surely, 2^33196540369 is an apocalyptic number.

It is an amenable number.

33196540369 is a deficient number, since it is larger than the sum of its proper divisors (1723875).

33196540369 is a wasteful number, since it uses less digits than its factorization.

33196540369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723874.

The product of its (nonzero) digits is 1574640, while the sum is 49.

The spelling of 33196540369 in words is "thirty-three billion, one hundred ninety-six million, five hundred forty thousand, three hundred sixty-nine".