550149537 has 8 divisors (see below), whose sum is σ = 838323136. Its totient is φ = 314371152.

The previous prime is 550149533. The next prime is 550149539. The reversal of 550149537 is 735941055.

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

It is not a de Polignac number, because 550149537 - 2² = 550149533 is a prime.

It is a super-2 number, since 2×550149537² = 605329026122628738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550149495 and 550149504.

It is not an unprimeable number, because it can be changed into a prime (550149533) 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, 13098778 + ... + 13098819.

It is an arithmetic number, because the mean of its divisors is an integer number (104790392).

Almost surely, 2^550149537 is an apocalyptic number.

It is an amenable number.

550149537 is a deficient number, since it is larger than the sum of its proper divisors (288173599).

550149537 is a wasteful number, since it uses less digits than its factorization.

550149537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26197607.

The product of its (nonzero) digits is 94500, while the sum is 39.

The square root of 550149537 is about 23455.2667219966. The cubic root of 550149537 is about 819.3955177175.

The spelling of 550149537 in words is "five hundred fifty million, one hundred forty-nine thousand, five hundred thirty-seven".