32002225551 has 16 divisors (see below), whose sum is σ = 49045557600. Its totient is φ = 20599133184.

The previous prime is 32002225537. The next prime is 32002225561. The reversal of 32002225551 is 15552220023.

It is not a de Polignac number, because 32002225551 - 2⁹ = 32002225039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32002225561) 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 15 ways as a sum of consecutive naturals, for example, 20434866 + ... + 20436431.

It is an arithmetic number, because the mean of its divisors is an integer number (3065347350).

Almost surely, 2^32002225551 is an apocalyptic number.

32002225551 is a deficient number, since it is larger than the sum of its proper divisors (17043332049).

32002225551 is a wasteful number, since it uses less digits than its factorization.

32002225551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40871335 (or 40871329 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 32002225551 its reverse (15552220023), we get a palindrome (47554445574).

The spelling of 32002225551 in words is "thirty-two billion, two million, two hundred twenty-five thousand, five hundred fifty-one".