2621303044 has 12 divisors (see below), whose sum is σ = 4673833164. Its totient is φ = 1285922144.

The previous prime is 2621303039. The next prime is 2621303051. The reversal of 2621303044 is 4403031262.

It can be written as a sum of positive squares in 2 ways, for example, as 1243408644 + 1377894400 = 35262^2 + 37120^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6182107 + ... + 6182530.

It is an arithmetic number, because the mean of its divisors is an integer number (389486097).

Almost surely, 2^2621303044 is an apocalyptic number.

It is an amenable number.

2621303044 is a deficient number, since it is larger than the sum of its proper divisors (2052530120).

2621303044 is a wasteful number, since it uses less digits than its factorization.

2621303044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12364694 (or 12364692 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 2621303044 is about 51198.6625215933. The cubic root of 2621303044 is about 1378.8141889336.

The spelling of 2621303044 in words is "two billion, six hundred twenty-one million, three hundred three thousand, forty-four".