248639640304 has 40 divisors (see below), whose sum is σ = 535449537072. Its totient is φ = 110885598720.

The previous prime is 248639640259. The next prime is 248639640377. The reversal of 248639640304 is 403046936842.

248639640304 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

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 7 ways as a sum of consecutive naturals, for example, 13318269 + ... + 13336924.

Almost surely, 2^248639640304 is an apocalyptic number.

It is an amenable number.

248639640304 is an abundant number, since it is smaller than the sum of its proper divisors (286809896768).

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

248639640304 is a wasteful number, since it uses less digits than its factorization.

248639640304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26655265 (or 26655259 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 49.

The spelling of 248639640304 in words is "two hundred forty-eight billion, six hundred thirty-nine million, six hundred forty thousand, three hundred four".