320523063000 has 384 divisors, whose sum is σ = 1166232038400. Its totient is φ = 73077984000.

The previous prime is 320523062983. The next prime is 320523063013. The reversal of 320523063000 is 360325023.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 63354471 + ... + 63359529.

It is an arithmetic number, because the mean of its divisors is an integer number (3037062600).

Almost surely, 2^320523063000 is an apocalyptic number.

320523063000 is a gapful number since it is divisible by the number (30) 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 320523063000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (583116019200).

320523063000 is an abundant number, since it is smaller than the sum of its proper divisors (845708975400).

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

320523063000 is a wasteful number, since it uses less digits than its factorization.

320523063000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5528 (or 5507 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 24.

Adding to 320523063000 its reverse (360325023), we get a palindrome (320883388023).

The spelling of 320523063000 in words is "three hundred twenty billion, five hundred twenty-three million, sixty-three thousand".