22240000464025 has 12 divisors (see below), whose sum is σ = 28528552320300. Its totient is φ = 17178483116480.

The previous prime is 22240000463983. The next prime is 22240000464029. The reversal of 22240000464025 is 52046400004222.

It can be written as a sum of positive squares in 6 ways, for example, as 29865369856 + 22210135094169 = 172816^2 + 4712763^2 .

It is not a de Polignac number, because 22240000464025 - 2³¹ = 22237852980377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22240000464029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15337930630 + ... + 15337932079.

It is an arithmetic number, because the mean of its divisors is an integer number (2377379360025).

Almost surely, 2^{22240000464025} is an apocalyptic number.

22240000464025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22240000464025 is a deficient number, since it is larger than the sum of its proper divisors (6288551856275).

22240000464025 is a wasteful number, since it uses less digits than its factorization.

22240000464025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30675862748 (or 30675862743 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 22240000464025 its reverse (52046400004222), we get a palindrome (74286400468247).

The spelling of 22240000464025 in words is "twenty-two trillion, two hundred forty billion, four hundred sixty-four thousand, twenty-five".