690418007318 has 8 divisors (see below), whose sum is σ = 1115290627248. Its totient is φ = 318654464904.

The previous prime is 690418007309. The next prime is 690418007341. The reversal of 690418007318 is 813700814096.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 13277269346 + ... + 13277269397.

It is an arithmetic number, because the mean of its divisors is an integer number (139411328406).

Almost surely, 2^690418007318 is an apocalyptic number.

690418007318 is a deficient number, since it is larger than the sum of its proper divisors (424872619930).

690418007318 is a wasteful number, since it uses less digits than its factorization.

690418007318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26554538758.

The product of its (nonzero) digits is 290304, while the sum is 47.

The spelling of 690418007318 in words is "six hundred ninety billion, four hundred eighteen million, seven thousand, three hundred eighteen".