555644413140 has 48 divisors (see below), whose sum is σ = 1556034193728. Its totient is φ = 148149954304.

The previous prime is 555644413097. The next prime is 555644413229. The reversal of 555644413140 is 41314446555.

It is a junction number, because it is equal to n+sod(n) for n = 555644413092 and 555644413101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272457 + ... + 1088816.

It is an arithmetic number, because the mean of its divisors is an integer number (32417379036).

Almost surely, 2^555644413140 is an apocalyptic number.

It is an amenable number.

555644413140 is an abundant number, since it is smaller than the sum of its proper divisors (1000389780588).

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

555644413140 is a wasteful number, since it uses less digits than its factorization.

555644413140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368088 (or 1368086 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 42.

Adding to 555644413140 its reverse (41314446555), we get a palindrome (596958859695).

The spelling of 555644413140 in words is "five hundred fifty-five billion, six hundred forty-four million, four hundred thirteen thousand, one hundred forty".