140265710644 has 12 divisors (see below), whose sum is σ = 247759059744. Its totient is φ = 69477407864.

The previous prime is 140265710617. The next prime is 140265710659. The reversal of 140265710644 is 446017562041.

It is a junction number, because it is equal to n+sod(n) for n = 140265710597 and 140265710606.

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, 163861384 + ... + 163862239.

It is an arithmetic number, because the mean of its divisors is an integer number (20646588312).

Almost surely, 2^140265710644 is an apocalyptic number.

It is an amenable number.

140265710644 is a deficient number, since it is larger than the sum of its proper divisors (107493349100).

140265710644 is a wasteful number, since it uses less digits than its factorization.

140265710644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327723734 (or 327723732 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 140265710644 in words is "one hundred forty billion, two hundred sixty-five million, seven hundred ten thousand, six hundred forty-four".