55603432122 has 32 divisors (see below), whose sum is σ = 127576829952. Its totient is φ = 15826286064.

The previous prime is 55603432117. The next prime is 55603432147. The reversal of 55603432122 is 22123430655.

It is a happy number.

55603432122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55603432122² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2505858 + ... + 2527949.

It is an arithmetic number, because the mean of its divisors is an integer number (3986775936).

Almost surely, 2^55603432122 is an apocalyptic number.

55603432122 is an abundant number, since it is smaller than the sum of its proper divisors (71973397830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55603432122 is a wasteful number, since it uses less digits than its factorization.

55603432122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5034082.

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

Adding to 55603432122 its reverse (22123430655), we get a palindrome (77726862777).

The spelling of 55603432122 in words is "fifty-five billion, six hundred three million, four hundred thirty-two thousand, one hundred twenty-two".