140324320446 has 32 divisors (see below), whose sum is σ = 282171783168. Its totient is φ = 46521010560.

The previous prime is 140324320403. The next prime is 140324320457. The reversal of 140324320446 is 644023423041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9117910 + ... + 9133286.

It is an arithmetic number, because the mean of its divisors is an integer number (8817868224).

Almost surely, 2^140324320446 is an apocalyptic number.

140324320446 is an abundant number, since it is smaller than the sum of its proper divisors (141847462722).

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

140324320446 is a wasteful number, since it uses less digits than its factorization.

140324320446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23536.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 140324320446 its reverse (644023423041), we get a palindrome (784347743487).

The spelling of 140324320446 in words is "one hundred forty billion, three hundred twenty-four million, three hundred twenty thousand, four hundred forty-six".