140840471005 has 16 divisors (see below), whose sum is σ = 182313129600. Its totient is φ = 103831610688.

The previous prime is 140840470957. The next prime is 140840471021. The reversal of 140840471005 is 500174048041.

It is a happy number.

It is not a de Polignac number, because 140840471005 - 2²¹ = 140838373853 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1769727 + ... + 1847596.

It is an arithmetic number, because the mean of its divisors is an integer number (11394570600).

Almost surely, 2^140840471005 is an apocalyptic number.

It is an amenable number.

140840471005 is a deficient number, since it is larger than the sum of its proper divisors (41472658595).

140840471005 is a wasteful number, since it uses less digits than its factorization.

140840471005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3617940.

The product of its (nonzero) digits is 17920, while the sum is 34.

The spelling of 140840471005 in words is "one hundred forty billion, eight hundred forty million, four hundred seventy-one thousand, five".