234738803520 has 560 divisors, whose sum is σ = 901514275200. Its totient is φ = 57635794944.

The previous prime is 234738803513. The next prime is 234738803557. The reversal of 234738803520 is 25308837432.

234738803520 is a `hidden beast` number, since 2 + 3 + 47 + 3 + 8 + 80 + 3 + 520 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 201838459 + ... + 201839621.

It is an arithmetic number, because the mean of its divisors is an integer number (1609846920).

Almost surely, 2^234738803520 is an apocalyptic number.

234738803520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234738803520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450757137600).

234738803520 is an abundant number, since it is smaller than the sum of its proper divisors (666775471680).

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

234738803520 is a wasteful number, since it uses less digits than its factorization.

234738803520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1804 (or 1785 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 234738803520 in words is "two hundred thirty-four billion, seven hundred thirty-eight million, eight hundred three thousand, five hundred twenty".