550656157 has 8 divisors (see below), whose sum is σ = 579877760. Its totient is φ = 521458560.

The previous prime is 550656137. The next prime is 550656187. The reversal of 550656157 is 751656055.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-550656157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550656107) 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, 59548 + ... + 68170.

It is an arithmetic number, because the mean of its divisors is an integer number (72484720).

Almost surely, 2^550656157 is an apocalyptic number.

It is an amenable number.

550656157 is a deficient number, since it is larger than the sum of its proper divisors (29221603).

550656157 is a wasteful number, since it uses less digits than its factorization.

550656157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12003.

The product of its (nonzero) digits is 157500, while the sum is 40.

The square root of 550656157 is about 23466.0639434908. The cubic root of 550656157 is about 819.6469613517.

The spelling of 550656157 in words is "five hundred fifty million, six hundred fifty-six thousand, one hundred fifty-seven".