55032212032 has 42 divisors (see below), whose sum is σ = 127033866582. Its totient is φ = 23585232384.

The previous prime is 55032211999. The next prime is 55032212077. The reversal of 55032212032 is 23021223055.

It can be written as a sum of positive squares in only one way, i.e., 54688628736 + 343583296 = 233856^2 + 18536^2 .

It is a super-2 number, since 2×55032212032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55032211988 and 55032212006.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8771133 + ... + 8777404.

It is an arithmetic number, because the mean of its divisors is an integer number (3024615871).

Almost surely, 2^55032212032 is an apocalyptic number.

It is an amenable number.

55032212032 is an abundant number, since it is smaller than the sum of its proper divisors (72001654550).

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

55032212032 is a wasteful number, since it uses less digits than its factorization.

55032212032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17548563 (or 17548546 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 55032212032 its reverse (23021223055), we get a palindrome (78053435087).

The spelling of 55032212032 in words is "fifty-five billion, thirty-two million, two hundred twelve thousand, thirty-two".