33225224505 has 32 divisors (see below), whose sum is σ = 58296803328. Its totient is φ = 16024843200.

The previous prime is 33225224503. The next prime is 33225224531. The reversal of 33225224505 is 50542252233.

It is not a de Polignac number, because 33225224505 - 2¹ = 33225224503 is a prime.

It is a super-2 number, since 2×33225224505² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (33225224503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 495619 + ... + 558648.

It is an arithmetic number, because the mean of its divisors is an integer number (1821775104).

Almost surely, 2^33225224505 is an apocalyptic number.

It is an amenable number.

33225224505 is a deficient number, since it is larger than the sum of its proper divisors (25071578823).

33225224505 is a wasteful number, since it uses less digits than its factorization.

33225224505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054477.

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 33225224505 its reverse (50542252233), we get a palindrome (83767476738).

The spelling of 33225224505 in words is "thirty-three billion, two hundred twenty-five million, two hundred twenty-four thousand, five hundred five".