140410040985 has 24 divisors (see below), whose sum is σ = 243394397064. Its totient is φ = 74880126720.

The previous prime is 140410040957. The next prime is 140410041061. The reversal of 140410040985 is 589040014041.

140410040985 is a `hidden beast` number, since 140 + 4 + 100 + 409 + 8 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 28808612361 + 111601428624 = 169731^2 + 334068^2 .

It is not a de Polignac number, because 140410040985 - 2⁷ = 140410040857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 592365 + ... + 794805.

It is an arithmetic number, because the mean of its divisors is an integer number (10141433211).

Almost surely, 2^140410040985 is an apocalyptic number.

140410040985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140410040985 is a deficient number, since it is larger than the sum of its proper divisors (102984356079).

140410040985 is a wasteful number, since it uses less digits than its factorization.

140410040985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217865 (or 217862 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The spelling of 140410040985 in words is "one hundred forty billion, four hundred ten million, forty thousand, nine hundred eighty-five".