2623533260644 has 12 divisors (see below), whose sum is σ = 4592314904044. Its totient is φ = 1311443288064.

The previous prime is 2623533260639. The next prime is 2623533260653. The reversal of 2623533260644 is 4460623353262.

2623533260644 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 2 ways, for example, as 1757215360000 + 866317900644 = 1325600^2 + 930762^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2623533260594 and 2623533260603.

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, 80817309 + ... + 80849764.

Almost surely, 2^{2623533260644} is an apocalyptic number.

It is an amenable number.

2623533260644 is a deficient number, since it is larger than the sum of its proper divisors (1968781643400).

2623533260644 is a wasteful number, since it uses less digits than its factorization.

2623533260644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161671134 (or 161671132 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 46.

The spelling of 2623533260644 in words is "two trillion, six hundred twenty-three billion, five hundred thirty-three million, two hundred sixty thousand, six hundred forty-four".