63256543 has 8 divisors (see below), whose sum is σ = 72410112. Its totient is φ = 54132216.

The previous prime is 63256517. The next prime is 63256553. The reversal of 63256543 is 34565236.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63256543 - 2¹³ = 63248351 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63256499 and 63256508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63256553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2455 + ... + 11512.

It is an arithmetic number, because the mean of its divisors is an integer number (9051264).

Almost surely, 2^63256543 is an apocalyptic number.

63256543 is a deficient number, since it is larger than the sum of its proper divisors (9153569).

63256543 is a wasteful number, since it uses less digits than its factorization.

63256543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14621.

The product of its digits is 64800, while the sum is 34.

The square root of 63256543 is about 7953.3982045413. The cubic root of 63256543 is about 398.4450947562.

It can be divided in two parts, 632 and 56543, that added together give a palindrome (57175).

The spelling of 63256543 in words is "sixty-three million, two hundred fifty-six thousand, five hundred forty-three".