2089494034857 has 24 divisors (see below), whose sum is σ = 3030174383808. Its totient is φ = 1387451916000.

The previous prime is 2089494034843. The next prime is 2089494034891. The reversal of 2089494034857 is 7584304949802.

2089494034857 is a `hidden beast` number, since 20 + 8 + 94 + 9 + 40 + 3 + 485 + 7 = 666.

It is not a de Polignac number, because 2089494034857 - 2²⁴ = 2089477257641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2089494034794 and 2089494034803.

It is not an unprimeable number, because it can be changed into a prime (2089494034657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13702482 + ... + 13854132.

It is an arithmetic number, because the mean of its divisors is an integer number (126257265992).

Almost surely, 2^{2089494034857} is an apocalyptic number.

It is an amenable number.

2089494034857 is a deficient number, since it is larger than the sum of its proper divisors (940680348951).

2089494034857 is a wasteful number, since it uses less digits than its factorization.

2089494034857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157741 (or 157738 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 63.

The spelling of 2089494034857 in words is "two trillion, eighty-nine billion, four hundred ninety-four million, thirty-four thousand, eight hundred fifty-seven".