4225403666636 has 12 divisors (see below), whose sum is σ = 7394825118912. Its totient is φ = 2112596489808.

The previous prime is 4225403666633. The next prime is 4225403666689. The reversal of 4225403666636 is 6366663045224.

It is a happy number.

It is a super-2 number, since 2×4225403666636² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4225403666633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26245595 + ... + 26406098.

It is an arithmetic number, because the mean of its divisors is an integer number (616235426576).

Almost surely, 2^{4225403666636} is an apocalyptic number.

It is an amenable number.

4225403666636 is a deficient number, since it is larger than the sum of its proper divisors (3169421452276).

4225403666636 is a wasteful number, since it uses less digits than its factorization.

4225403666636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52671760 (or 52671758 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 53.

The spelling of 4225403666636 in words is "four trillion, two hundred twenty-five billion, four hundred three million, six hundred sixty-six thousand, six hundred thirty-six".