33137222545 has 16 divisors (see below), whose sum is σ = 48118589568. Its totient is φ = 21386039040.

The previous prime is 33137222543. The next prime is 33137222551. The reversal of 33137222545 is 54522273133.

It is not a de Polignac number, because 33137222545 - 2¹ = 33137222543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (33137222543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27845811 + ... + 27847000.

It is an arithmetic number, because the mean of its divisors is an integer number (3007411848).

Almost surely, 2^33137222545 is an apocalyptic number.

33137222545 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

33137222545 is a deficient number, since it is larger than the sum of its proper divisors (14981367023).

33137222545 is a wasteful number, since it uses less digits than its factorization.

33137222545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55692840.

The product of its digits is 151200, while the sum is 37.

Adding to 33137222545 its reverse (54522273133), we get a palindrome (87659495678).

The spelling of 33137222545 in words is "thirty-three billion, one hundred thirty-seven million, two hundred twenty-two thousand, five hundred forty-five".