2146338618 has 16 divisors (see below), whose sum is σ = 4294696896. Its totient is φ = 715109600.

The previous prime is 2146338589. The next prime is 2146338647. The reversal of 2146338618 is 8168336412.

It is an interprime number because it is at equal distance from previous prime (2146338589) and next prime (2146338647).

It is a self number, because there is not a number n which added to its sum of digits gives 2146338618.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70158 + ... + 95993.

It is an arithmetic number, because the mean of its divisors is an integer number (268418556).

Almost surely, 2^2146338618 is an apocalyptic number.

2146338618 is an abundant number, since it is smaller than the sum of its proper divisors (2148358278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2146338618 is a wasteful number, since it uses less digits than its factorization.

2146338618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168309.

The product of its digits is 165888, while the sum is 42.

The square root of 2146338618 is about 46328.5939566484. The cubic root of 2146338618 is about 1289.9298116971.

The spelling of 2146338618 in words is "two billion, one hundred forty-six million, three hundred thirty-eight thousand, six hundred eighteen".