243040960152 has 24 divisors (see below), whose sum is σ = 658235933940. Its totient is φ = 81013653360.

The previous prime is 243040960147. The next prime is 243040960153. The reversal of 243040960152 is 251069040342.

It is a happy number.

243040960152 is a `hidden beast` number, since 2 + 4 + 3 + 0 + 40 + 9 + 601 + 5 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243040960153) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1687784374 + ... + 1687784517.

Almost surely, 2^243040960152 is an apocalyptic number.

It is an amenable number.

243040960152 is an abundant number, since it is smaller than the sum of its proper divisors (415194973788).

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

243040960152 is a wasteful number, since it uses less digits than its factorization.

243040960152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3375568903 (or 3375568896 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 243040960152 in words is "two hundred forty-three billion, forty million, nine hundred sixty thousand, one hundred fifty-two".