345786217966 has 8 divisors (see below), whose sum is σ = 592776373680. Its totient is φ = 148194093408.

The previous prime is 345786217963. The next prime is 345786217969. The reversal of 345786217966 is 669712687543.

It is an interprime number because it is at equal distance from previous prime (345786217963) and next prime (345786217969).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×345786217966² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345786217898 and 345786217907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345786217961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12349507771 + ... + 12349507798.

It is an arithmetic number, because the mean of its divisors is an integer number (74097046710).

Almost surely, 2^345786217966 is an apocalyptic number.

345786217966 is a deficient number, since it is larger than the sum of its proper divisors (246990155714).

345786217966 is a wasteful number, since it uses less digits than its factorization.

345786217966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24699015578.

The product of its digits is 91445760, while the sum is 64.

The spelling of 345786217966 in words is "three hundred forty-five billion, seven hundred eighty-six million, two hundred seventeen thousand, nine hundred sixty-six".