2313104040 has 160 divisors (see below), whose sum is σ = 8372798280. Its totient is φ = 569369088.

The previous prime is 2313103993. The next prime is 2313104081. The reversal of 2313104040 is 404013132.

2313104040 is a `hidden beast` number, since 231 + 31 + 0 + 404 + 0 = 666.

2313104040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1271492964 + 1041611076 = 35658^2 + 32274^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 14662 + ... + 69578.

Almost surely, 2^2313104040 is an apocalyptic number.

2313104040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2313104040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4186399140).

2313104040 is an abundant number, since it is smaller than the sum of its proper divisors (6059694240).

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

2313104040 is a wasteful number, since it uses less digits than its factorization.

2313104040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54953 (or 54940 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2313104040 is about 48094.7402529632. The cubic root of 2313104040 is about 1322.5082473700.

Adding to 2313104040 its reverse (404013132), we get a palindrome (2717117172).

The spelling of 2313104040 in words is "two billion, three hundred thirteen million, one hundred four thousand, forty".