263047360647 has 16 divisors (see below), whose sum is σ = 367195328640. Its totient is φ = 167277862752.

The previous prime is 263047360621. The next prime is 263047360663. The reversal of 263047360647 is 746063740362.

It is not a de Polignac number, because 263047360647 - 2¹⁶ = 263047295111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 263047360596 and 263047360605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263047360607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18206833 + ... + 18221274.

It is an arithmetic number, because the mean of its divisors is an integer number (22949708040).

Almost surely, 2^263047360647 is an apocalyptic number.

263047360647 is a deficient number, since it is larger than the sum of its proper divisors (104147967993).

263047360647 is a wasteful number, since it uses less digits than its factorization.

263047360647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36428222.

The product of its (nonzero) digits is 3048192, while the sum is 48.

The spelling of 263047360647 in words is "two hundred sixty-three billion, forty-seven million, three hundred sixty thousand, six hundred forty-seven".