2613623320 has 64 divisors (see below), whose sum is σ = 7331731200. Its totient is φ = 814634880.

The previous prime is 2613623273. The next prime is 2613623339. The reversal of 2613623320 is 233263162.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 421210 + ... + 427369.

It is an arithmetic number, because the mean of its divisors is an integer number (114558300).

Almost surely, 2^2613623320 is an apocalyptic number.

2613623320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2613623320 is an abundant number, since it is smaller than the sum of its proper divisors (4718107880).

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

2613623320 is a wasteful number, since it uses less digits than its factorization.

2613623320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848608 (or 848604 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 2613623320 is about 51123.6082451151. The cubic root of 2613623320 is about 1377.4663516165.

Adding to 2613623320 its reverse (233263162), we get a palindrome (2846886482).

The spelling of 2613623320 in words is "two billion, six hundred thirteen million, six hundred twenty-three thousand, three hundred twenty".