4350117856691 has 2 divisors, whose sum is σ = 4350117856692. Its totient is φ = 4350117856690.

The previous prime is 4350117856639. The next prime is 4350117856709. The reversal of 4350117856691 is 1966587110534.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4350117856691 - 2¹⁴ = 4350117840307 is a prime.

It is a super-2 number, since 2×4350117856691² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (4350117856631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2175058928345 + 2175058928346.

It is an arithmetic number, because the mean of its divisors is an integer number (2175058928346).

Almost surely, 2^{4350117856691} is an apocalyptic number.

4350117856691 is a deficient number, since it is larger than the sum of its proper divisors (1).

4350117856691 is an equidigital number, since it uses as much as digits as its factorization.

4350117856691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 56.

The spelling of 4350117856691 in words is "four trillion, three hundred fifty billion, one hundred seventeen million, eight hundred fifty-six thousand, six hundred ninety-one".