243423030051 has 48 divisors (see below), whose sum is σ = 362258956800. Its totient is φ = 157445608320.

The previous prime is 243423030049. The next prime is 243423030089. The reversal of 243423030051 is 150030324342.

243423030051 is a `hidden beast` number, since 243 + 42 + 30 + 300 + 51 = 666.

It is not a de Polignac number, because 243423030051 - 2¹ = 243423030049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 243423029997 and 243423030024.

It is not an unprimeable number, because it can be changed into a prime (243423030041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 52357975 + ... + 52362623.

It is an arithmetic number, because the mean of its divisors is an integer number (7547061600).

Almost surely, 2^243423030051 is an apocalyptic number.

243423030051 is a deficient number, since it is larger than the sum of its proper divisors (118835926749).

243423030051 is a wasteful number, since it uses less digits than its factorization.

243423030051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6016 (or 6013 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 243423030051 its reverse (150030324342), we get a palindrome (393453354393).

The spelling of 243423030051 in words is "two hundred forty-three billion, four hundred twenty-three million, thirty thousand, fifty-one".