263620460852 has 24 divisors (see below), whose sum is σ = 527808509760. Its totient is φ = 112858571520.

The previous prime is 263620460837. The next prime is 263620460863. The reversal of 263620460852 is 258064026362.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5041274 + ... + 5093297.

It is an arithmetic number, because the mean of its divisors is an integer number (21992021240).

Almost surely, 2^263620460852 is an apocalyptic number.

It is an amenable number.

263620460852 is an abundant number, since it is smaller than the sum of its proper divisors (264188048908).

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

263620460852 is a wasteful number, since it uses less digits than its factorization.

263620460852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10135511 (or 10135509 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

The spelling of 263620460852 in words is "two hundred sixty-three billion, six hundred twenty million, four hundred sixty thousand, eight hundred fifty-two".