245205279888 has 20 divisors (see below), whose sum is σ = 633446973168. Its totient is φ = 81735093280.

The previous prime is 245205279797. The next prime is 245205279889. The reversal of 245205279888 is 888972502542.

245205279888 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (245205279889) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2554221618 + ... + 2554221713.

Almost surely, 2^245205279888 is an apocalyptic number.

It is an amenable number.

245205279888 is an abundant number, since it is smaller than the sum of its proper divisors (388241693280).

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

245205279888 is a wasteful number, since it uses less digits than its factorization.

245205279888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5108443342 (or 5108443336 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 60.

The spelling of 245205279888 in words is "two hundred forty-five billion, two hundred five million, two hundred seventy-nine thousand, eight hundred eighty-eight".