2001162318 has 16 divisors (see below), whose sum is σ = 4003019136. Its totient is φ = 666938360.

The previous prime is 2001162301. The next prime is 2001162323. The reversal of 2001162318 is 8132611002.

It is a congruent number.

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, 13255 + ... + 64637.

It is an arithmetic number, because the mean of its divisors is an integer number (250188696).

Almost surely, 2^2001162318 is an apocalyptic number.

2001162318 is an abundant number, since it is smaller than the sum of its proper divisors (2001856818).

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

2001162318 is a wasteful number, since it uses less digits than its factorization.

2001162318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57879.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2001162318 is about 44734.3527727853. The cubic root of 2001162318 is about 1260.1650741145.

The spelling of 2001162318 in words is "two billion, one million, one hundred sixty-two thousand, three hundred eighteen".