140342223232 has 64 divisors (see below), whose sum is σ = 306242596800. Its totient is φ = 63766011904.

The previous prime is 140342223223. The next prime is 140342223253. The reversal of 140342223232 is 232322243041.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 140342223232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1048888 + ... + 1175095.

It is an arithmetic number, because the mean of its divisors is an integer number (4785040575).

Almost surely, 2^140342223232 is an apocalyptic number.

It is an amenable number.

140342223232 is an abundant number, since it is smaller than the sum of its proper divisors (165900373568).

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

140342223232 is a wasteful number, since it uses less digits than its factorization.

140342223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224043 (or 2224031 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 140342223232 its reverse (232322243041), we get a palindrome (372664466273).

The spelling of 140342223232 in words is "one hundred forty billion, three hundred forty-two million, two hundred twenty-three thousand, two hundred thirty-two".