263230067475751 has 4 divisors (see below), whose sum is σ = 263363483629512. Its totient is φ = 263096651321992.

The previous prime is 263230067475737. The next prime is 263230067475763. The reversal of 263230067475751 is 157574760032362.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 263230067475751 - 2¹³ = 263230067467559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (263230064475751) 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 3 ways as a sum of consecutive naturals, for example, 66708073921 + ... + 66708077866.

It is an arithmetic number, because the mean of its divisors is an integer number (65840870907378).

Almost surely, 2^{263230067475751} is an apocalyptic number.

263230067475751 is a deficient number, since it is larger than the sum of its proper divisors (133416153761).

263230067475751 is a wasteful number, since it uses less digits than its factorization.

263230067475751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133416153760.

The product of its (nonzero) digits is 44452800, while the sum is 58.

The spelling of 263230067475751 in words is "two hundred sixty-three trillion, two hundred thirty billion, sixty-seven million, four hundred seventy-five thousand, seven hundred fifty-one".