22252042046 has 16 divisors (see below), whose sum is σ = 35948175648. Its totient is φ = 10269439200.

The previous prime is 22252042037. The next prime is 22252042049. The reversal of 22252042046 is 64024025222.

It is a super-2 number, since 2×22252042046² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22252042049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543431 + ... + 582941.

It is an arithmetic number, because the mean of its divisors is an integer number (2246760978).

Almost surely, 2^22252042046 is an apocalyptic number.

22252042046 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

22252042046 is a deficient number, since it is larger than the sum of its proper divisors (13696133602).

22252042046 is a wasteful number, since it uses less digits than its factorization.

22252042046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61187.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 22252042046 its reverse (64024025222), we get a palindrome (86276067268).

The spelling of 22252042046 in words is "twenty-two billion, two hundred fifty-two million, forty-two thousand, forty-six".