140505660116 has 12 divisors (see below), whose sum is σ = 245888532288. Its totient is φ = 70251793752.

The previous prime is 140505660103. The next prime is 140505660131. The reversal of 140505660116 is 611066505041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101855 + ... + 539801.

It is an arithmetic number, because the mean of its divisors is an integer number (20490711024).

Almost surely, 2^140505660116 is an apocalyptic number.

It is an amenable number.

140505660116 is a deficient number, since it is larger than the sum of its proper divisors (105382872172).

140505660116 is a wasteful number, since it uses less digits than its factorization.

140505660116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518158 (or 518156 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The spelling of 140505660116 in words is "one hundred forty billion, five hundred five million, six hundred sixty thousand, one hundred sixteen".