243124413020 has 24 divisors (see below), whose sum is σ = 540594283824. Its totient is φ = 91529190656.

The previous prime is 243124412983. The next prime is 243124413067. The reversal of 243124413020 is 20314421342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357535562 + ... + 357536241.

It is an arithmetic number, because the mean of its divisors is an integer number (22524761826).

Almost surely, 2^243124413020 is an apocalyptic number.

243124413020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243124413020 is an abundant number, since it is smaller than the sum of its proper divisors (297469870804).

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

243124413020 is a wasteful number, since it uses less digits than its factorization.

243124413020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715071829 (or 715071827 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 243124413020 its reverse (20314421342), we get a palindrome (263438834362).

The spelling of 243124413020 in words is "two hundred forty-three billion, one hundred twenty-four million, four hundred thirteen thousand, twenty".