22551313425 has 12 divisors (see below), whose sum is σ = 37284838320. Its totient is φ = 12027367120.

The previous prime is 22551313403. The next prime is 22551313459. The reversal of 22551313425 is 52431315522.

It is not a de Polignac number, because 22551313425 - 2¹² = 22551309329 is a prime.

It is a Curzon number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 150342015 + ... + 150342164.

It is an arithmetic number, because the mean of its divisors is an integer number (3107069860).

Almost surely, 2^22551313425 is an apocalyptic number.

22551313425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22551313425 is a deficient number, since it is larger than the sum of its proper divisors (14733524895).

22551313425 is a wasteful number, since it uses less digits than its factorization.

22551313425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300684192 (or 300684187 counting only the distinct ones).

The product of its digits is 36000, while the sum is 33.

Adding to 22551313425 its reverse (52431315522), we get a palindrome (74982628947).

The spelling of 22551313425 in words is "twenty-two billion, five hundred fifty-one million, three hundred thirteen thousand, four hundred twenty-five".