320102305434 has 24 divisors (see below), whose sum is σ = 719242218240. Its totient is φ = 106700768316.

The previous prime is 320102305387. The next prime is 320102305447. The reversal of 320102305434 is 434503201023.

320102305434 is a `hidden beast` number, since 3 + 201 + 0 + 23 + 0 + 5 + 434 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 320102305398 and 320102305407.

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, 329322874 + ... + 329323845.

It is an arithmetic number, because the mean of its divisors is an integer number (29968425760).

Almost surely, 2^320102305434 is an apocalyptic number.

320102305434 is an abundant number, since it is smaller than the sum of its proper divisors (399139912806).

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

320102305434 is an equidigital number, since it uses as much as digits as its factorization.

320102305434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658646736 (or 658646724 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 320102305434 its reverse (434503201023), we get a palindrome (754605506457).

The spelling of 320102305434 in words is "three hundred twenty billion, one hundred two million, three hundred five thousand, four hundred thirty-four".