140740350868 has 12 divisors (see below), whose sum is σ = 265241430580. Its totient is φ = 64957084992.

The previous prime is 140740350841. The next prime is 140740350901. The reversal of 140740350868 is 868053047041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 51809953924 + 88930396944 = 227618^2 + 298212^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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, 1353272553 + ... + 1353272656.

Almost surely, 2^140740350868 is an apocalyptic number.

It is an amenable number.

140740350868 is a deficient number, since it is larger than the sum of its proper divisors (124501079712).

140740350868 is a wasteful number, since it uses less digits than its factorization.

140740350868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2706545226 (or 2706545224 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 140740350868 in words is "one hundred forty billion, seven hundred forty million, three hundred fifty thousand, eight hundred sixty-eight".