20002226463 has 12 divisors (see below), whose sum is σ = 29888384760. Its totient is φ = 12874996176.

The previous prime is 20002226449. The next prime is 20002226473. The reversal of 20002226463 is 36462220002.

It is not a de Polignac number, because 20002226463 - 2⁶ = 20002226399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002226423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38318181 + ... + 38318702.

It is an arithmetic number, because the mean of its divisors is an integer number (2490698730).

Almost surely, 2^20002226463 is an apocalyptic number.

20002226463 is a deficient number, since it is larger than the sum of its proper divisors (9886158297).

20002226463 is a wasteful number, since it uses less digits than its factorization.

20002226463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76636918 (or 76636915 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 20002226463 its reverse (36462220002), we get a palindrome (56464446465).

The spelling of 20002226463 in words is "twenty billion, two million, two hundred twenty-six thousand, four hundred sixty-three".