140423210244 has 72 divisors (see below), whose sum is σ = 373722061440. Its totient is φ = 44334516672.

The previous prime is 140423210197. The next prime is 140423210267. The reversal of 140423210244 is 442012324041.

140423210244 is a `hidden beast` number, since 1 + 4 + 0 + 423 + 210 + 24 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3534997 + ... + 3574499.

Almost surely, 2^140423210244 is an apocalyptic number.

It is an amenable number.

140423210244 is an abundant number, since it is smaller than the sum of its proper divisors (233298851196).

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

140423210244 is a wasteful number, since it uses less digits than its factorization.

140423210244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44729 (or 44724 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 140423210244 its reverse (442012324041), we get a palindrome (582435534285).

The spelling of 140423210244 in words is "one hundred forty billion, four hundred twenty-three million, two hundred ten thousand, two hundred forty-four".