140240345066 has 16 divisors (see below), whose sum is σ = 210868272000. Its totient is φ = 69951087360.

The previous prime is 140240345023. The next prime is 140240345087. The reversal of 140240345066 is 660543042041.

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, 1689311 + ... + 1770381.

It is an arithmetic number, because the mean of its divisors is an integer number (13179267000).

Almost surely, 2^140240345066 is an apocalyptic number.

140240345066 is a deficient number, since it is larger than the sum of its proper divisors (70627926934).

140240345066 is a wasteful number, since it uses less digits than its factorization.

140240345066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83149.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 140240345066 in words is "one hundred forty billion, two hundred forty million, three hundred forty-five thousand, sixty-six".