263126463 has 8 divisors (see below), whose sum is σ = 366089088. Its totient is φ = 167790744.

The previous prime is 263126449. The next prime is 263126473. The reversal of 263126463 is 364621362.

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

It is not a de Polignac number, because 263126463 - 2⁵ = 263126431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263126443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1906645 + ... + 1906782.

It is an arithmetic number, because the mean of its divisors is an integer number (45761136).

Almost surely, 2^263126463 is an apocalyptic number.

263126463 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

263126463 is a deficient number, since it is larger than the sum of its proper divisors (102962625).

263126463 is a wasteful number, since it uses less digits than its factorization.

263126463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813453.

The product of its digits is 31104, while the sum is 33.

The square root of 263126463 is about 16221.1732929526. The cubic root of 263126463 is about 640.7985336842.

The spelling of 263126463 in words is "two hundred sixty-three million, one hundred twenty-six thousand, four hundred sixty-three".