320010142532 has 12 divisors (see below), whose sum is σ = 564973659516. Its totient is φ = 158589096960.

The previous prime is 320010142519. The next prime is 320010142567. The reversal of 320010142532 is 235241010023.

It can be written as a sum of positive squares in 2 ways, for example, as 5540420356 + 314469722176 = 74434^2 + 560776^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320010142498 and 320010142507.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353993069 + ... + 353993972.

It is an arithmetic number, because the mean of its divisors is an integer number (47081138293).

Almost surely, 2^320010142532 is an apocalyptic number.

It is an amenable number.

320010142532 is a deficient number, since it is larger than the sum of its proper divisors (244963516984).

320010142532 is a wasteful number, since it uses less digits than its factorization.

320010142532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707987158 (or 707987156 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 320010142532 its reverse (235241010023), we get a palindrome (555251152555).

The spelling of 320010142532 in words is "three hundred twenty billion, ten million, one hundred forty-two thousand, five hundred thirty-two".