140322321432 has 32 divisors (see below), whose sum is σ = 389784226800. Its totient is φ = 46774107072.

The previous prime is 140322321389. The next prime is 140322321437. The reversal of 140322321432 is 234123223041.

140322321432 is a `hidden beast` number, since 1 + 4 + 0 + 3 + 223 + 2 + 1 + 432 = 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 = 140322321396 and 140322321405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140322321437) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 324819973 + ... + 324820404.

Almost surely, 2^140322321432 is an apocalyptic number.

140322321432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140322321432 is an abundant number, since it is smaller than the sum of its proper divisors (249461905368).

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

140322321432 is a wasteful number, since it uses less digits than its factorization.

140322321432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649640392 (or 649640382 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 140322321432 its reverse (234123223041), we get a palindrome (374445544473).

The spelling of 140322321432 in words is "one hundred forty billion, three hundred twenty-two million, three hundred twenty-one thousand, four hundred thirty-two".