7042225450 has 48 divisors (see below), whose sum is σ = 14116908960. Its totient is φ = 2598217920.

The previous prime is 7042225439. The next prime is 7042225451. The reversal of 7042225450 is 545222407.

It is not an unprimeable number, because it can be changed into a prime (7042225451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1054221 + ... + 1060879.

It is an arithmetic number, because the mean of its divisors is an integer number (294102270).

Almost surely, 2^7042225450 is an apocalyptic number.

7042225450 is an abundant number, since it is smaller than the sum of its proper divisors (7074683510).

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

7042225450 is a wasteful number, since it uses less digits than its factorization.

7042225450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8311 (or 8306 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 31.

The square root of 7042225450 is about 83917.9685764616. The cubic root of 7042225450 is about 1916.7698735435.

Adding to 7042225450 its reverse (545222407), we get a palindrome (7587447857).

The spelling of 7042225450 in words is "seven billion, forty-two million, two hundred twenty-five thousand, four hundred fifty".