2626660020244 has 24 divisors (see below), whose sum is σ = 5009885385120. Its totient is φ = 1197698542944.

The previous prime is 2626660020227. The next prime is 2626660020247. The reversal of 2626660020244 is 4420200666262.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2626660020197 and 2626660020206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2626660020247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304289014 + ... + 304297645.

It is an arithmetic number, because the mean of its divisors is an integer number (208745224380).

Almost surely, 2^{2626660020244} is an apocalyptic number.

It is an amenable number.

2626660020244 is a deficient number, since it is larger than the sum of its proper divisors (2383225364876).

2626660020244 is a wasteful number, since it uses less digits than its factorization.

2626660020244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608586759 (or 608586757 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 40.

The spelling of 2626660020244 in words is "two trillion, six hundred twenty-six billion, six hundred sixty million, twenty thousand, two hundred forty-four".