5215544432 has 20 divisors (see below), whose sum is σ = 11548705776. Its totient is φ = 2235233280.

The previous prime is 5215544419. The next prime is 5215544437. The reversal of 5215544432 is 2344455125.

It is a junction number, because it is equal to n+sod(n) for n = 5215544392 and 5215544401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5215544437) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23283569 + ... + 23283792.

Almost surely, 2^5215544432 is an apocalyptic number.

It is an amenable number.

5215544432 is an abundant number, since it is smaller than the sum of its proper divisors (6333161344).

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

5215544432 is a wasteful number, since it uses less digits than its factorization.

5215544432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46567376 (or 46567370 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

The square root of 5215544432 is about 72218.7263249637. The cubic root of 5215544432 is about 1734.2028004095.

Adding to 5215544432 its reverse (2344455125), we get a palindrome (7559999557).

The spelling of 5215544432 in words is "five billion, two hundred fifteen million, five hundred forty-four thousand, four hundred thirty-two".