502245768249 has 9 divisors (see below), whose sum is σ = 725469180709. Its totient is φ = 334829094780.

The previous prime is 502245768229. The next prime is 502245768253. The reversal of 502245768249 is 942867542205.

The square root of 502245768249 is 708693.

It is a perfect power (a square), and thus also a powerful number.

502245768249 is a `hidden beast` number, since 5 + 0 + 2 + 24 + 576 + 8 + 2 + 49 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 502245768249 - 2¹⁹ = 502245243961 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 502245768195 and 502245768204.

It is not an unprimeable number, because it can be changed into a prime (502245768209) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2007964 + ... + 2244194.

Almost surely, 2^502245768249 is an apocalyptic number.

502245768249 is the 708693-rd square number.

502245768249 is the 354347-th centered octagonal number.

It is an amenable number.

502245768249 is a deficient number, since it is larger than the sum of its proper divisors (223223412460).

502245768249 is an frugal number, since it uses more digits than its factorization.

502245768249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472468 (or 236234 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 502245768249 in words is "five hundred two billion, two hundred forty-five million, seven hundred sixty-eight thousand, two hundred forty-nine".