140006666748 has 24 divisors (see below), whose sum is σ = 351811624528. Its totient is φ = 43078974336.

The previous prime is 140006666741. The next prime is 140006666749. The reversal of 140006666748 is 847666600041.

It is a junction number, because it is equal to n+sod(n) for n = 140006666697 and 140006666706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140006666741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 448739161 + ... + 448739472.

Almost surely, 2^140006666748 is an apocalyptic number.

It is an amenable number.

140006666748 is an abundant number, since it is smaller than the sum of its proper divisors (211804957780).

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

140006666748 is a wasteful number, since it uses less digits than its factorization.

140006666748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897478653 (or 897478651 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 140006666748 in words is "one hundred forty billion, six million, six hundred sixty-six thousand, seven hundred forty-eight".