2140894882489 has 4 divisors (see below), whose sum is σ = 2335521690000. Its totient is φ = 1946268074980.

The previous prime is 2140894882463. The next prime is 2140894882493. The reversal of 2140894882489 is 9842884980412.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140894882489 is a prime.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2140894882429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97313403739 + ... + 97313403760.

It is an arithmetic number, because the mean of its divisors is an integer number (583880422500).

Almost surely, 2^{2140894882489} is an apocalyptic number.

It is an amenable number.

2140894882489 is a deficient number, since it is larger than the sum of its proper divisors (194626807511).

2140894882489 is a wasteful number, since it uses less digits than its factorization.

2140894882489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194626807510.

The product of its (nonzero) digits is 84934656, while the sum is 67.

The spelling of 2140894882489 in words is "two trillion, one hundred forty billion, eight hundred ninety-four million, eight hundred eighty-two thousand, four hundred eighty-nine".