243577254036 has 48 divisors (see below), whose sum is σ = 583991976960. Its totient is φ = 78959548800.

The previous prime is 243577253929. The next prime is 243577254061. The reversal of 243577254036 is 630452775342.

243577254036 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 15 ways as a sum of consecutive naturals, for example, 786061 + ... + 1051211.

It is an arithmetic number, because the mean of its divisors is an integer number (12166499520).

Almost surely, 2^243577254036 is an apocalyptic number.

It is an amenable number.

243577254036 is an abundant number, since it is smaller than the sum of its proper divisors (340414722924).

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

243577254036 is a wasteful number, since it uses less digits than its factorization.

243577254036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267264 (or 267262 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 48.

The spelling of 243577254036 in words is "two hundred forty-three billion, five hundred seventy-seven million, two hundred fifty-four thousand, thirty-six".