2146697018 has 8 divisors (see below), whose sum is σ = 3268106112. Its totient is φ = 1057328316.

The previous prime is 2146697017. The next prime is 2146697051. The reversal of 2146697018 is 8107966412.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2146697018.

It is not an unprimeable number, because it can be changed into a prime (2146697011) 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, 8009930 + ... + 8010197.

It is an arithmetic number, because the mean of its divisors is an integer number (408513264).

Almost surely, 2^2146697018 is an apocalyptic number.

2146697018 is a deficient number, since it is larger than the sum of its proper divisors (1121409094).

2146697018 is a wasteful number, since it uses less digits than its factorization.

2146697018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16020196.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 2146697018 is about 46332.4618167436. The cubic root of 2146697018 is about 1290.0016060714.

The spelling of 2146697018 in words is "two billion, one hundred forty-six million, six hundred ninety-seven thousand, eighteen".