228563453732463 has 12 divisors (see below), whose sum is σ = 330186622206688. Its totient is φ = 152357446009440.

The previous prime is 228563453732459. The next prime is 228563453732483. The reversal of 228563453732463 is 364237354365822.

228563453732463 is a `hidden beast` number, since 2 + 2 + 8 + 5 + 6 + 3 + 4 + 537 + 32 + 4 + 63 = 666.

It is not a de Polignac number, because 228563453732463 - 2² = 228563453732459 is a prime.

It is a super-2 number, since 2×228563453732463² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 228563453732463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (228563453732483) 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, 1515738103 + ... + 1515888888.

Almost surely, 2^{228563453732463} is an apocalyptic number.

228563453732463 is a deficient number, since it is larger than the sum of its proper divisors (101623168474225).

228563453732463 is a wasteful number, since it uses less digits than its factorization.

228563453732463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031635374 (or 3031635371 counting only the distinct ones).

The product of its digits is 522547200, while the sum is 63.

The spelling of 228563453732463 in words is "two hundred twenty-eight trillion, five hundred sixty-three billion, four hundred fifty-three million, seven hundred thirty-two thousand, four hundred sixty-three".