320135310450 has 96 divisors (see below), whose sum is σ = 934041913920. Its totient is φ = 80347680000.

The previous prime is 320135310329. The next prime is 320135310541. The reversal of 320135310450 is 54013531023.

320135310450 is a `hidden beast` number, since 3 + 201 + 3 + 5 + 3 + 1 + 0 + 450 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6951676 + ... + 6997575.

It is an arithmetic number, because the mean of its divisors is an integer number (9729603270).

Almost surely, 2^320135310450 is an apocalyptic number.

320135310450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

320135310450 is an abundant number, since it is smaller than the sum of its proper divisors (613906603470).

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

320135310450 is a wasteful number, since it uses less digits than its factorization.

320135310450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13949289 (or 13949278 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 320135310450 its reverse (54013531023), we get a palindrome (374148841473).

The spelling of 320135310450 in words is "three hundred twenty billion, one hundred thirty-five million, three hundred ten thousand, four hundred fifty".