33145440153 has 8 divisors (see below), whose sum is σ = 50507337408. Its totient is φ = 18940251504.

The previous prime is 33145440151. The next prime is 33145440191. The reversal of 33145440153 is 35104454133.

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

It is not a de Polignac number, because 33145440153 - 2¹ = 33145440151 is a prime.

It is a super-2 number, since 2×33145440153² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33145440151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 789177126 + ... + 789177167.

It is an arithmetic number, because the mean of its divisors is an integer number (6313417176).

Almost surely, 2^33145440153 is an apocalyptic number.

It is an amenable number.

33145440153 is a deficient number, since it is larger than the sum of its proper divisors (17361897255).

33145440153 is a wasteful number, since it uses less digits than its factorization.

33145440153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578354303.

The product of its (nonzero) digits is 43200, while the sum is 33.

Adding to 33145440153 its reverse (35104454133), we get a palindrome (68249894286).

The spelling of 33145440153 in words is "thirty-three billion, one hundred forty-five million, four hundred forty thousand, one hundred fifty-three".