263425566760 has 32 divisors (see below), whose sum is σ = 592723980000. Its totient is φ = 105367301440.

The previous prime is 263425566751. The next prime is 263425566791. The reversal of 263425566760 is 67665524362.

It is a junction number, because it is equal to n+sod(n) for n = 263425566698 and 263425566707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1906491 + ... + 2039989.

It is an arithmetic number, because the mean of its divisors is an integer number (18522624375).

Almost surely, 2^263425566760 is an apocalyptic number.

263425566760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

263425566760 is an abundant number, since it is smaller than the sum of its proper divisors (329298413240).

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

263425566760 is a wasteful number, since it uses less digits than its factorization.

263425566760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182841 (or 182837 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 52.

The spelling of 263425566760 in words is "two hundred sixty-three billion, four hundred twenty-five million, five hundred sixty-six thousand, seven hundred sixty".