4991706354089 has 32 divisors (see below), whose sum is σ = 6231563063040. Its totient is φ = 3893300640000.

The previous prime is 4991706354053. The next prime is 4991706354133. The reversal of 4991706354089 is 9804536071994.

It is a cyclic number.

It is not a de Polignac number, because 4991706354089 - 2⁸ = 4991706353833 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4991706354689) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 918914 + ... + 3290564.

It is an arithmetic number, because the mean of its divisors is an integer number (194736345720).

Almost surely, 2^{4991706354089} is an apocalyptic number.

It is an amenable number.

4991706354089 is a deficient number, since it is larger than the sum of its proper divisors (1239856708951).

4991706354089 is a wasteful number, since it uses less digits than its factorization.

4991706354089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2372001.

The product of its (nonzero) digits is 58786560, while the sum is 65.

The spelling of 4991706354089 in words is "four trillion, nine hundred ninety-one billion, seven hundred six million, three hundred fifty-four thousand, eighty-nine".