263791751016 has 32 divisors (see below), whose sum is σ = 659511336960. Its totient is φ = 87926322432.

The previous prime is 263791750987. The next prime is 263791751017. The reversal of 263791751016 is 610157197362.

263791751016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×263791751016³ (a number of 35 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (263791751017) 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, 260496 + ... + 771648.

It is an arithmetic number, because the mean of its divisors is an integer number (20609729280).

Almost surely, 2^263791751016 is an apocalyptic number.

It is an amenable number.

263791751016 is an abundant number, since it is smaller than the sum of its proper divisors (395719585944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

263791751016 is a wasteful number, since it uses less digits than its factorization.

263791751016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532665 (or 532661 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 48.

The spelling of 263791751016 in words is "two hundred sixty-three billion, seven hundred ninety-one million, seven hundred fifty-one thousand, sixteen".