690066316346 has 32 divisors (see below), whose sum is σ = 1131147892800. Its totient is φ = 313125662080.

The previous prime is 690066316321. The next prime is 690066316349. The reversal of 690066316346 is 643613660096.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 690066316294 and 690066316303.

It is not an unprimeable number, because it can be changed into a prime (690066316349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41514425 + ... + 41531043.

It is an arithmetic number, because the mean of its divisors is an integer number (35348371650).

Almost surely, 2^690066316346 is an apocalyptic number.

690066316346 is a deficient number, since it is larger than the sum of its proper divisors (441081576454).

690066316346 is a wasteful number, since it uses less digits than its factorization.

690066316346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19774.

The product of its (nonzero) digits is 2519424, while the sum is 50.

The spelling of 690066316346 in words is "six hundred ninety billion, sixty-six million, three hundred sixteen thousand, three hundred forty-six".