2240136840418 has 4 divisors (see below), whose sum is σ = 3360205260630. Its totient is φ = 1120068420208.

The previous prime is 2240136840401. The next prime is 2240136840419. The reversal of 2240136840418 is 8140486310422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1728086397489 + 512050442929 = 1314567^2 + 715577^2 .

It is not an unprimeable number, because it can be changed into a prime (2240136840419) by changing a digit.

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 as a sum of consecutive naturals, namely, 560034210103 + ... + 560034210106.

Almost surely, 2^{2240136840418} is an apocalyptic number.

2240136840418 is a deficient number, since it is larger than the sum of its proper divisors (1120068420212).

2240136840418 is a wasteful number, since it uses less digits than its factorization.

2240136840418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120068420211.

The product of its (nonzero) digits is 294912, while the sum is 43.

The spelling of 2240136840418 in words is "two trillion, two hundred forty billion, one hundred thirty-six million, eight hundred forty thousand, four hundred eighteen".