2140340240291 has 16 divisors (see below), whose sum is σ = 2438437091328. Its totient is φ = 1859635852800.

The previous prime is 2140340240281. The next prime is 2140340240321. The reversal of 2140340240291 is 1920420430412.

It is not a de Polignac number, because 2140340240291 - 2³⁴ = 2123160371107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2140340240281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3167795 + ... + 3783596.

It is an arithmetic number, because the mean of its divisors is an integer number (152402318208).

Almost surely, 2^{2140340240291} is an apocalyptic number.

2140340240291 is a deficient number, since it is larger than the sum of its proper divisors (298096851037).

2140340240291 is a wasteful number, since it uses less digits than its factorization.

2140340240291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6952642.

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 2140340240291 in words is "two trillion, one hundred forty billion, three hundred forty million, two hundred forty thousand, two hundred ninety-one".