5229781005648 has 40 divisors (see below), whose sum is σ = 13510443361600. Its totient is φ = 1743237656064.

The previous prime is 5229781005629. The next prime is 5229781005689. The reversal of 5229781005648 is 8465001879225.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3246888 + ... + 4582776.

It is an arithmetic number, because the mean of its divisors is an integer number (337761084040).

Almost surely, 2^{5229781005648} is an apocalyptic number.

It is an amenable number.

5229781005648 is an abundant number, since it is smaller than the sum of its proper divisors (8280662355952).

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

5229781005648 is a wasteful number, since it uses less digits than its factorization.

5229781005648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1417459 (or 1417453 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 57.

It can be divided in two parts, 522978 and 1005648, that added together give a triangular number (1528626 = T₁₇₄₈).

The spelling of 5229781005648 in words is "five trillion, two hundred twenty-nine billion, seven hundred eighty-one million, five thousand, six hundred forty-eight".