412669689121 has 4 divisors (see below), whose sum is σ = 415439284500. Its totient is φ = 409900093744.

The previous prime is 412669689083. The next prime is 412669689139. The reversal of 412669689121 is 121986966214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 68175821025 + 344493868096 = 261105^2 + 586936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-412669689121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (412669689181) 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, 1384797466 + ... + 1384797763.

It is an arithmetic number, because the mean of its divisors is an integer number (103859821125).

Almost surely, 2^412669689121 is an apocalyptic number.

It is an amenable number.

412669689121 is a deficient number, since it is larger than the sum of its proper divisors (2769595379).

412669689121 is a wasteful number, since it uses less digits than its factorization.

412669689121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2769595378.

The product of its digits is 2239488, while the sum is 55.

The spelling of 412669689121 in words is "four hundred twelve billion, six hundred sixty-nine million, six hundred eighty-nine thousand, one hundred twenty-one".