234707534520 has 128 divisors (see below), whose sum is σ = 752509958400. Its totient is φ = 58356402176.

The previous prime is 234707534437. The next prime is 234707534531. The reversal of 234707534520 is 25435707432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319350 + ... + 755909.

It is an arithmetic number, because the mean of its divisors is an integer number (5878984050).

Almost surely, 2^234707534520 is an apocalyptic number.

234707534520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

234707534520 is an abundant number, since it is smaller than the sum of its proper divisors (517802423880).

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

234707534520 is a wasteful number, since it uses less digits than its factorization.

234707534520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075397 (or 1075393 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 42.

The spelling of 234707534520 in words is "two hundred thirty-four billion, seven hundred seven million, five hundred thirty-four thousand, five hundred twenty".