8406896645393 has 4 divisors (see below), whose sum is σ = 8416638125568. Its totient is φ = 8397155165220.

The previous prime is 8406896645353. The next prime is 8406896645401. The reversal of 8406896645393 is 3935466986048.

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 not a de Polignac number, because 8406896645393 - 2²⁶ = 8406829536529 is a prime.

It is a super-2 number, since 2×8406896645393² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8406896645353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4870738793 + ... + 4870740518.

It is an arithmetic number, because the mean of its divisors is an integer number (2104159531392).

Almost surely, 2^{8406896645393} is an apocalyptic number.

It is an amenable number.

8406896645393 is a deficient number, since it is larger than the sum of its proper divisors (9741480175).

8406896645393 is an equidigital number, since it uses as much as digits as its factorization.

8406896645393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9741480174.

The product of its (nonzero) digits is 806215680, while the sum is 71.

The spelling of 8406896645393 in words is "eight trillion, four hundred six billion, eight hundred ninety-six million, six hundred forty-five thousand, three hundred ninety-three".