5531177144 has 8 divisors (see below), whose sum is σ = 10370957160. Its totient is φ = 2765588568.

The previous prime is 5531177111. The next prime is 5531177167. The reversal of 5531177144 is 4417711355.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 5531177098 and 5531177107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345698564 + ... + 345698579.

It is an arithmetic number, because the mean of its divisors is an integer number (1296369645).

Almost surely, 2^5531177144 is an apocalyptic number.

It is an amenable number.

5531177144 is a deficient number, since it is larger than the sum of its proper divisors (4839780016).

5531177144 is a wasteful number, since it uses less digits than its factorization.

5531177144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691397149 (or 691397145 counting only the distinct ones).

The product of its digits is 58800, while the sum is 38.

The square root of 5531177144 is about 74371.8840960749. The cubic root of 5531177144 is about 1768.5032239731.

Adding to 5531177144 its reverse (4417711355), we get a palindrome (9948888499).

The spelling of 5531177144 in words is "five billion, five hundred thirty-one million, one hundred seventy-seven thousand, one hundred forty-four".