22425404513 has 4 divisors (see below), whose sum is σ = 22427129088. Its totient is φ = 22423679940.

The previous prime is 22425404479. The next prime is 22425404543. The reversal of 22425404513 is 31540452422.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22425404513 - 2¹⁶ = 22425338977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22425404513.

It is not an unprimeable number, because it can be changed into a prime (22425404543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842633 + ... + 868838.

It is an arithmetic number, because the mean of its divisors is an integer number (5606782272).

Almost surely, 2^22425404513 is an apocalyptic number.

It is an amenable number.

22425404513 is a deficient number, since it is larger than the sum of its proper divisors (1724575).

22425404513 is a wasteful number, since it uses less digits than its factorization.

22425404513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1724574.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 22425404513 its reverse (31540452422), we get a palindrome (53965856935).

The spelling of 22425404513 in words is "twenty-two billion, four hundred twenty-five million, four hundred four thousand, five hundred thirteen".