7112144622 has 64 divisors (see below), whose sum is σ = 16234380288. Its totient is φ = 2057856000.

The previous prime is 7112144609. The next prime is 7112144639. The reversal of 7112144622 is 2264412117.

It is a super-2 number, since 2×7112144622² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7112144622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 99222 + ... + 155142.

It is an arithmetic number, because the mean of its divisors is an integer number (253662192).

Almost surely, 2^7112144622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7112144622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8117190144).

7112144622 is an abundant number, since it is smaller than the sum of its proper divisors (9122235666).

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

7112144622 is a wasteful number, since it uses less digits than its factorization.

7112144622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56025.

The product of its digits is 5376, while the sum is 30.

The square root of 7112144622 is about 84333.5320142587. The cubic root of 7112144622 is about 1923.0925838533.

Adding to 7112144622 its reverse (2264412117), we get a palindrome (9376556739).

The spelling of 7112144622 in words is "seven billion, one hundred twelve million, one hundred forty-four thousand, six hundred twenty-two".