140478210872 has 32 divisors (see below), whose sum is σ = 265023922800. Its totient is φ = 69805670400.

The previous prime is 140478210853. The next prime is 140478210947. The reversal of 140478210872 is 278012874041.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2255672 + ... + 2317112.

Almost surely, 2^140478210872 is an apocalyptic number.

It is an amenable number.

140478210872 is a deficient number, since it is larger than the sum of its proper divisors (124545711928).

140478210872 is a wasteful number, since it uses less digits than its factorization.

140478210872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63207 (or 63203 counting only the distinct ones).

The product of its (nonzero) digits is 200704, while the sum is 44.

The spelling of 140478210872 in words is "one hundred forty billion, four hundred seventy-eight million, two hundred ten thousand, eight hundred seventy-two".