2096783218491 has 64 divisors (see below), whose sum is σ = 3213194987520. Its totient is φ = 1204810629120.

The previous prime is 2096783218483. The next prime is 2096783218499. The reversal of 2096783218491 is 1948123876902.

It is an interprime number because it is at equal distance from previous prime (2096783218483) and next prime (2096783218499).

It is not a de Polignac number, because 2096783218491 - 2³ = 2096783218483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2096783218499) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 51129291 + ... + 51170283.

It is an arithmetic number, because the mean of its divisors is an integer number (50206171680).

Almost surely, 2^{2096783218491} is an apocalyptic number.

2096783218491 is a deficient number, since it is larger than the sum of its proper divisors (1116411769029).

2096783218491 is a wasteful number, since it uses less digits than its factorization.

2096783218491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41636.

The product of its (nonzero) digits is 10450944, while the sum is 60.

The spelling of 2096783218491 in words is "two trillion, ninety-six billion, seven hundred eighty-three million, two hundred eighteen thousand, four hundred ninety-one".