140065042040 has 128 divisors (see below), whose sum is σ = 416022220800. Its totient is φ = 41088583680.

The previous prime is 140065042021. The next prime is 140065042129. The reversal of 140065042040 is 40240560041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1285160 + ... + 1389879.

It is an arithmetic number, because the mean of its divisors is an integer number (3250173600).

Almost surely, 2^140065042040 is an apocalyptic number.

140065042040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140065042040 is an abundant number, since it is smaller than the sum of its proper divisors (275957178760).

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

140065042040 is a wasteful number, since it uses less digits than its factorization.

140065042040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2675085 (or 2675081 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The spelling of 140065042040 in words is "one hundred forty billion, sixty-five million, forty-two thousand, forty".