234783272516728 has 32 divisors (see below), whose sum is σ = 474091467892560. Its totient is φ = 108359256695040.

The previous prime is 234783272516707. The next prime is 234783272516773. The reversal of 234783272516728 is 827615272387432.

It is a super-3 number, since 3×234783272516728³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18446325 + ... + 28457572.

Almost surely, 2^{234783272516728} is an apocalyptic number.

It is an amenable number.

234783272516728 is an abundant number, since it is smaller than the sum of its proper divisors (239308195375832).

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

234783272516728 is a wasteful number, since it uses less digits than its factorization.

234783272516728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46952047 (or 46952043 counting only the distinct ones).

The product of its digits is 379330560, while the sum is 67.

The spelling of 234783272516728 in words is "two hundred thirty-four trillion, seven hundred eighty-three billion, two hundred seventy-two million, five hundred sixteen thousand, seven hundred twenty-eight".