555144563136 has 56 divisors (see below), whose sum is σ = 1504644889104. Its totient is φ = 180534814720.

The previous prime is 555144563131. The next prime is 555144563137. The reversal of 555144563136 is 631365441555.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555144563131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35252835 + ... + 35268578.

It is an arithmetic number, because the mean of its divisors is an integer number (26868658734).

Almost surely, 2^555144563136 is an apocalyptic number.

It is an amenable number.

555144563136 is an abundant number, since it is smaller than the sum of its proper divisors (949500325968).

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

555144563136 is a wasteful number, since it uses less digits than its factorization.

555144563136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70521469 (or 70521459 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 48.

The spelling of 555144563136 in words is "five hundred fifty-five billion, one hundred forty-four million, five hundred sixty-three thousand, one hundred thirty-six".