263006633231 has 8 divisors (see below), whose sum is σ = 266625715200. Its totient is φ = 259394798520.

The previous prime is 263006633189. The next prime is 263006633243. The reversal of 263006633231 is 132336600362.

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 263006633231 - 2¹⁸ = 263006371087 is a prime.

It is a super-2 number, since 2×263006633231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 263006633191 and 263006633200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263006633731) 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, 1738715 + ... + 1883916.

It is an arithmetic number, because the mean of its divisors is an integer number (33328214400).

Almost surely, 2^263006633231 is an apocalyptic number.

263006633231 is a deficient number, since it is larger than the sum of its proper divisors (3619081969).

263006633231 is an equidigital number, since it uses as much as digits as its factorization.

263006633231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623629.

The product of its (nonzero) digits is 69984, while the sum is 35.

The spelling of 263006633231 in words is "two hundred sixty-three billion, six million, six hundred thirty-three thousand, two hundred thirty-one".