140242000444 has 24 divisors (see below), whose sum is σ = 302059694048. Its totient is φ = 55480351680.

The previous prime is 140242000439. The next prime is 140242000489. The reversal of 140242000444 is 444000242041.

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, 192639747 + ... + 192640474.

Almost surely, 2^140242000444 is an apocalyptic number.

140242000444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

140242000444 is an abundant number, since it is smaller than the sum of its proper divisors (161817693604).

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

140242000444 is a wasteful number, since it uses less digits than its factorization.

140242000444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385280245 (or 385280243 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 140242000444 its reverse (444000242041), we get a palindrome (584242242485).

The spelling of 140242000444 in words is "one hundred forty billion, two hundred forty-two million, four hundred forty-four", and thus it is an aban number.