2039918364 has 96 divisors (see below), whose sum is σ = 5778420480. Its totient is φ = 617198400.

The previous prime is 2039918347. The next prime is 2039918371. The reversal of 2039918364 is 4638199302.

It is a happy number.

2039918364 is a `hidden beast` number, since 20 + 399 + 183 + 64 = 666.

It is a super-2 number, since 2×2039918364² = 8322533863568872992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1297699 + ... + 1299269.

It is an arithmetic number, because the mean of its divisors is an integer number (60191880).

Almost surely, 2^2039918364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2039918364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2889210240).

2039918364 is an abundant number, since it is smaller than the sum of its proper divisors (3738502116).

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

2039918364 is a wasteful number, since it uses less digits than its factorization.

2039918364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688 (or 2680 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 2039918364 is about 45165.4554277935. The cubic root of 2039918364 is about 1268.2482231891.

The spelling of 2039918364 in words is "two billion, thirty-nine million, nine hundred eighteen thousand, three hundred sixty-four".