140838384885 has 16 divisors (see below), whose sum is σ = 245826999360. Its totient is φ = 68285277440.

The previous prime is 140838384787. The next prime is 140838384893. The reversal of 140838384885 is 588483838041.

It is not a de Polignac number, because 140838384885 - 2¹⁴ = 140838368501 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, 426782820 + ... + 426783149.

It is an arithmetic number, because the mean of its divisors is an integer number (15364187460).

Almost surely, 2^140838384885 is an apocalyptic number.

140838384885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140838384885 is a deficient number, since it is larger than the sum of its proper divisors (104988614475).

140838384885 is a wasteful number, since it uses less digits than its factorization.

140838384885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853565988.

The product of its (nonzero) digits is 23592960, while the sum is 60.

The spelling of 140838384885 in words is "one hundred forty billion, eight hundred thirty-eight million, three hundred eighty-four thousand, eight hundred eighty-five".