5142220552 has 64 divisors (see below), whose sum is σ = 11208637440. Its totient is φ = 2166216000.

The previous prime is 5142220549. The next prime is 5142220583. The reversal of 5142220552 is 2550222415.

It is a super-2 number, since 2×5142220552² = 52884864410822369408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 5142220552.

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, 781677 + ... + 788227.

It is an arithmetic number, because the mean of its divisors is an integer number (175134960).

Almost surely, 2^5142220552 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 5142220552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5604318720).

5142220552 is an abundant number, since it is smaller than the sum of its proper divisors (6066416888).

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

5142220552 is a wasteful number, since it uses less digits than its factorization.

5142220552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802 (or 6798 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 5142220552 is about 71709.2780050113. The cubic root of 5142220552 is about 1726.0375249136.

Adding to 5142220552 its reverse (2550222415), we get a palindrome (7692442967).

The spelling of 5142220552 in words is "five billion, one hundred forty-two million, two hundred twenty thousand, five hundred fifty-two".