243054412100 has 36 divisors (see below), whose sum is σ = 527585729748. Its totient is φ = 97192704000.

The previous prime is 243054412079. The next prime is 243054412147. The reversal of 243054412100 is 1214450342.

It can be written as a sum of positive squares in 6 ways, for example, as 4300998724 + 238753413376 = 65582^2 + 488624^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 243054412100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25481 + ... + 697680.

Almost surely, 2^243054412100 is an apocalyptic number.

243054412100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243054412100 is an abundant number, since it is smaller than the sum of its proper divisors (284531317648).

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

243054412100 is a wasteful number, since it uses less digits than its factorization.

243054412100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726536 (or 726529 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 243054412100 its reverse (1214450342), we get a palindrome (244268862442).

The spelling of 243054412100 in words is "two hundred forty-three billion, fifty-four million, four hundred twelve thousand, one hundred".