22056125632513 has 8 divisors (see below), whose sum is σ = 25682604510528. Its totient is φ = 18548547701424.

The previous prime is 22056125632507. The next prime is 22056125632531. The reversal of 22056125632513 is 31523652165022.

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

It is a cyclic number.

It is not a de Polignac number, because 22056125632513 - 2³⁷ = 21918686679041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22056125632513.

It is not an unprimeable number, because it can be changed into a prime (22056125612513) 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, 29725236331 + ... + 29725237072.

It is an arithmetic number, because the mean of its divisors is an integer number (3210325563816).

Almost surely, 2^{22056125632513} is an apocalyptic number.

It is an amenable number.

22056125632513 is a deficient number, since it is larger than the sum of its proper divisors (3626478878015).

22056125632513 is an equidigital number, since it uses as much as digits as its factorization.

22056125632513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59450473463.

The product of its (nonzero) digits is 648000, while the sum is 43.

Adding to 22056125632513 its reverse (31523652165022), we get a palindrome (53579777797535).

The spelling of 22056125632513 in words is "twenty-two trillion, fifty-six billion, one hundred twenty-five million, six hundred thirty-two thousand, five hundred thirteen".