5642253312 has 176 divisors, whose sum is σ = 15500866560. Its totient is φ = 1823956992.

The previous prime is 5642253271. The next prime is 5642253359. The reversal of 5642253312 is 2133522465.

It is a happy number.

It is a congruent number.

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, 16259923 + ... + 16260269.

Almost surely, 2^5642253312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5642253312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7750433280).

5642253312 is an abundant number, since it is smaller than the sum of its proper divisors (9858613248).

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

5642253312 is a wasteful number, since it uses less digits than its factorization.

5642253312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516 (or 498 counting only the distinct ones).

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

The square root of 5642253312 is about 75114.9340144821. The cubic root of 5642253312 is about 1780.2631130646.

Adding to 5642253312 its reverse (2133522465), we get a palindrome (7775775777).

The spelling of 5642253312 in words is "five billion, six hundred forty-two million, two hundred fifty-three thousand, three hundred twelve".