22501252005 has 8 divisors (see below), whose sum is σ = 36002003232. Its totient is φ = 12000667728.

The previous prime is 22501251979. The next prime is 22501252057. The reversal of 22501252005 is 50025210522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22501252005 - 2¹¹ = 22501249957 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 750041719 + ... + 750041748.

It is an arithmetic number, because the mean of its divisors is an integer number (4500250404).

Almost surely, 2^22501252005 is an apocalyptic number.

It is an amenable number.

22501252005 is a deficient number, since it is larger than the sum of its proper divisors (13500751227).

22501252005 is a wasteful number, since it uses less digits than its factorization.

22501252005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1500083475.

The product of its (nonzero) digits is 2000, while the sum is 24.

Adding to 22501252005 its reverse (50025210522), we get a palindrome (72526462527).

The spelling of 22501252005 in words is "twenty-two billion, five hundred one million, two hundred fifty-two thousand, five".