248349353856 has 64 divisors (see below), whose sum is σ = 694397884800. Its totient is φ = 78426109440.

The previous prime is 248349353843. The next prime is 248349353873. The reversal of 248349353856 is 658353943842.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 248349353856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17012260 + ... + 17026851.

It is an arithmetic number, because the mean of its divisors is an integer number (10849966950).

Almost surely, 2^248349353856 is an apocalyptic number.

It is an amenable number.

248349353856 is an abundant number, since it is smaller than the sum of its proper divisors (446048530944).

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

248349353856 is a wasteful number, since it uses less digits than its factorization.

248349353856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34039147 (or 34039135 counting only the distinct ones).

The product of its digits is 74649600, while the sum is 60.

The spelling of 248349353856 in words is "two hundred forty-eight billion, three hundred forty-nine million, three hundred fifty-three thousand, eight hundred fifty-six".