263463442000 has 160 divisors (see below), whose sum is σ = 697567852800. Its totient is φ = 95446592000.

The previous prime is 263463441949. The next prime is 263463442043. The reversal of 263463442000 is 244364362.

263463442000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5895741 + ... + 5940259.

It is an arithmetic number, because the mean of its divisors is an integer number (4359799080).

Almost surely, 2^263463442000 is an apocalyptic number.

263463442000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 263463442000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (348783926400).

263463442000 is an abundant number, since it is smaller than the sum of its proper divisors (434104410800).

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

263463442000 is a wasteful number, since it uses less digits than its factorization.

263463442000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44822 (or 44806 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

The spelling of 263463442000 in words is "two hundred sixty-three billion, four hundred sixty-three million, four hundred forty-two thousand".