22712221576607 has 4 divisors (see below), whose sum is σ = 22721390824776. Its totient is φ = 22703052328440.

The previous prime is 22712221576567. The next prime is 22712221576669. The reversal of 22712221576607 is 70667512221722.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22712221576607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22712221176607) 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 3 ways as a sum of consecutive naturals, for example, 4584620369 + ... + 4584625322.

It is an arithmetic number, because the mean of its divisors is an integer number (5680347706194).

Almost surely, 2^{22712221576607} is an apocalyptic number.

22712221576607 is a deficient number, since it is larger than the sum of its proper divisors (9169248169).

22712221576607 is an equidigital number, since it uses as much as digits as its factorization.

22712221576607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9169248168.

The product of its (nonzero) digits is 1975680, while the sum is 50.

The spelling of 22712221576607 in words is "twenty-two trillion, seven hundred twelve billion, two hundred twenty-one million, five hundred seventy-six thousand, six hundred seven".