8412090669 has 6 divisors (see below), whose sum is σ = 12150797646. Its totient is φ = 5608060440.

The previous prime is 8412090641. The next prime is 8412090689. The reversal of 8412090669 is 9660902148.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8388178569 + 23912100 = 91587^2 + 4890^2 .

It is not a de Polignac number, because 8412090669 - 2⁸ = 8412090413 is a prime.

It is a super-2 number, since 2×8412090669² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8412090629) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 467338362 + ... + 467338379.

It is an arithmetic number, because the mean of its divisors is an integer number (2025132941).

Almost surely, 2^8412090669 is an apocalyptic number.

It is an amenable number.

8412090669 is a deficient number, since it is larger than the sum of its proper divisors (3738706977).

8412090669 is a wasteful number, since it uses less digits than its factorization.

8412090669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934676747 (or 934676744 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 8412090669 is about 91717.4501880640. The cubic root of 8412090669 is about 2033.7675565309.

The spelling of 8412090669 in words is "eight billion, four hundred twelve million, ninety thousand, six hundred sixty-nine".