550672251 has 16 divisors (see below), whose sum is σ = 764881920. Its totient is φ = 352006560.

The previous prime is 550672249. The next prime is 550672261. The reversal of 550672251 is 152276055.

It is not a de Polignac number, because 550672251 - 2¹ = 550672249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (550672261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17025 + ... + 37298.

It is an arithmetic number, because the mean of its divisors is an integer number (47805120).

Almost surely, 2^550672251 is an apocalyptic number.

550672251 is a deficient number, since it is larger than the sum of its proper divisors (214209669).

550672251 is a wasteful number, since it uses less digits than its factorization.

550672251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54466.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 550672251 is about 23466.4068617247. The cubic root of 550672251 is about 819.6549465342.

The spelling of 550672251 in words is "five hundred fifty million, six hundred seventy-two thousand, two hundred fifty-one".