22601633640643 has 4 divisors (see below), whose sum is σ = 23791193305960. Its totient is φ = 21412073975328.

The previous prime is 22601633640637. The next prime is 22601633640667. The reversal of 22601633640643 is 34604633610622.

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

It is a cyclic number.

It is not a de Polignac number, because 22601633640643 - 2³⁷ = 22464194687171 is a prime.

It is a super-2 number, since 2×22601633640643² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22601633640593 and 22601633640602.

It is not an unprimeable number, because it can be changed into a prime (22601633640143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 594779832630 + ... + 594779832667.

It is an arithmetic number, because the mean of its divisors is an integer number (5947798326490).

Almost surely, 2^{22601633640643} is an apocalyptic number.

22601633640643 is a deficient number, since it is larger than the sum of its proper divisors (1189559665317).

22601633640643 is a wasteful number, since it uses less digits than its factorization.

22601633640643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189559665316.

The product of its (nonzero) digits is 2239488, while the sum is 46.

The spelling of 22601633640643 in words is "twenty-two trillion, six hundred one billion, six hundred thirty-three million, six hundred forty thousand, six hundred forty-three".