8938256463 has 24 divisors (see below), whose sum is σ = 13265986656. Its totient is φ = 5795064000.

The previous prime is 8938256407. The next prime is 8938256479. The reversal of 8938256463 is 3646528398.

It is not a de Polignac number, because 8938256463 - 2¹³ = 8938248271 is a prime.

It is a super-2 number, since 2×8938256463² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8938256363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 897813 + ... + 907713.

It is an arithmetic number, because the mean of its divisors is an integer number (552749444).

Almost surely, 2^8938256463 is an apocalyptic number.

8938256463 is a deficient number, since it is larger than the sum of its proper divisors (4327730193).

8938256463 is a wasteful number, since it uses less digits than its factorization.

8938256463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12655 (or 12652 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The square root of 8938256463 is about 94542.3527473270. The cubic root of 8938256463 is about 2075.3161728889.

The spelling of 8938256463 in words is "eight billion, nine hundred thirty-eight million, two hundred fifty-six thousand, four hundred sixty-three".