555449787365 has 64 divisors (see below), whose sum is σ = 801295165440. Its totient is φ = 364865783040.

The previous prime is 555449787337. The next prime is 555449787407. The reversal of 555449787365 is 563787944555.

It is not a de Polignac number, because 555449787365 - 2⁶ = 555449787301 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555449787295 and 555449787304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7341107 + ... + 7416383.

It is an arithmetic number, because the mean of its divisors is an integer number (12520236960).

Almost surely, 2^555449787365 is an apocalyptic number.

555449787365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

555449787365 is a deficient number, since it is larger than the sum of its proper divisors (245845378075).

555449787365 is a wasteful number, since it uses less digits than its factorization.

555449787365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75642.

The product of its digits is 635040000, while the sum is 68.

The spelling of 555449787365 in words is "five hundred fifty-five billion, four hundred forty-nine million, seven hundred eighty-seven thousand, three hundred sixty-five".