234423503712 has 72 divisors (see below), whose sum is σ = 682901430120. Its totient is φ = 76235281920.

The previous prime is 234423503693. The next prime is 234423503723. The reversal of 234423503712 is 217305324432.

234423503712 is a `hidden beast` number, since 23 + 44 + 23 + 503 + 71 + 2 = 666.

234423503712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×234423503712² (a number of 24 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9914662 + ... + 9938277.

It is an arithmetic number, because the mean of its divisors is an integer number (9484742085).

Almost surely, 2^234423503712 is an apocalyptic number.

It is an amenable number.

234423503712 is an abundant number, since it is smaller than the sum of its proper divisors (448477926408).

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

234423503712 is a wasteful number, since it uses less digits than its factorization.

234423503712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19852996 (or 19852985 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The spelling of 234423503712 in words is "two hundred thirty-four billion, four hundred twenty-three million, five hundred three thousand, seven hundred twelve".