22525644201643 has 8 divisors (see below), whose sum is σ = 25237576796400. Its totient is φ = 19924402733280.

The previous prime is 22525644201607. The next prime is 22525644201661. The reversal of 22525644201643 is 34610244652522.

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 22525644201643 - 2²⁹ = 22525107330731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22525644201593 and 22525644201602.

It is not an unprimeable number, because it can be changed into a prime (22525644201673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27672781168 + ... + 27672781981.

It is an arithmetic number, because the mean of its divisors is an integer number (3154697099550).

Almost surely, 2^{22525644201643} is an apocalyptic number.

22525644201643 is a deficient number, since it is larger than the sum of its proper divisors (2711932594757).

22525644201643 is a wasteful number, since it uses less digits than its factorization.

22525644201643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55345563197.

The product of its (nonzero) digits is 2764800, while the sum is 46.

The spelling of 22525644201643 in words is "twenty-two trillion, five hundred twenty-five billion, six hundred forty-four million, two hundred one thousand, six hundred forty-three".