33145440154 has 8 divisors (see below), whose sum is σ = 50460222528. Its totient is φ = 16325365980.

The previous prime is 33145440151. The next prime is 33145440191. The reversal of 33145440154 is 45104454133.

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

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 3 ways as a sum of consecutive naturals, for example, 123676882 + ... + 123677149.

It is an arithmetic number, because the mean of its divisors is an integer number (6307527816).

Almost surely, 2^33145440154 is an apocalyptic number.

33145440154 is a deficient number, since it is larger than the sum of its proper divisors (17314782374).

33145440154 is a wasteful number, since it uses less digits than its factorization.

33145440154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247354100.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 33145440154 its reverse (45104454133), we get a palindrome (78249894287).

The spelling of 33145440154 in words is "thirty-three billion, one hundred forty-five million, four hundred forty thousand, one hundred fifty-four".