140444440102 has 16 divisors (see below), whose sum is σ = 211808220624. Its totient is φ = 69842500000.

The previous prime is 140444440099. The next prime is 140444440121. The reversal of 140444440102 is 201044444041.

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, 152352 + ... + 551452.

It is an arithmetic number, because the mean of its divisors is an integer number (13238013789).

Almost surely, 2^140444440102 is an apocalyptic number.

140444440102 is a deficient number, since it is larger than the sum of its proper divisors (71363780522).

140444440102 is a wasteful number, since it uses less digits than its factorization.

140444440102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400055.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 140444440102 its reverse (201044444041), we get a palindrome (341488884143).

The spelling of 140444440102 in words is "one hundred forty billion, four hundred forty-four million, four hundred forty thousand, one hundred two".