140400001240209 has 12 divisors (see below), whose sum is σ = 202804366407552. Its totient is φ = 93597986388600.

The previous prime is 140400001240159. The next prime is 140400001240243. The reversal of 140400001240209 is 902042100004041.

It is a happy number.

140400001240209 is a `hidden beast` number, since 1 + 4 + 0 + 400 + 0 + 0 + 12 + 40 + 209 = 666.

It is not a de Polignac number, because 140400001240209 - 2²⁴ = 140399984462993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140400001241209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167428377 + ... + 168264854.

It is an arithmetic number, because the mean of its divisors is an integer number (16900363867296).

Almost surely, 2^{140400001240209} is an apocalyptic number.

It is an amenable number.

140400001240209 is a deficient number, since it is larger than the sum of its proper divisors (62404365167343).

140400001240209 is a wasteful number, since it uses less digits than its factorization.

140400001240209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335739708 (or 335739705 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 140400001240209 in words is "one hundred forty trillion, four hundred billion, one million, two hundred forty thousand, two hundred nine".