363788205849 has 6 divisors (see below), whose sum is σ = 525471852906. Its totient is φ = 242525470560.

The previous prime is 363788205797. The next prime is 363788205853. The reversal of 363788205849 is 948502887363.

It can be written as a sum of positive squares in only one way, i.e., 357236922249 + 6551283600 = 597693^2 + 80940^2 .

It is not a de Polignac number, because 363788205849 - 2³² = 359493238553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (363788205899) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20210455872 + ... + 20210455889.

It is an arithmetic number, because the mean of its divisors is an integer number (87578642151).

Almost surely, 2^363788205849 is an apocalyptic number.

It is an amenable number.

363788205849 is a deficient number, since it is larger than the sum of its proper divisors (161683647057).

363788205849 is a wasteful number, since it uses less digits than its factorization.

363788205849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40420911767 (or 40420911764 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 63.

The spelling of 363788205849 in words is "three hundred sixty-three billion, seven hundred eighty-eight million, two hundred five thousand, eight hundred forty-nine".