5155555227 has 8 divisors (see below), whose sum is σ = 6874554960. Its totient is φ = 3436796160.

The previous prime is 5155555157. The next prime is 5155555241. The reversal of 5155555227 is 7225555515.

It is a happy number.

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

It is not a de Polignac number, because 5155555227 - 2²⁴ = 5138778011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5155555297) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2202 + ... + 101567.

It is an arithmetic number, because the mean of its divisors is an integer number (859319370).

Almost surely, 2^5155555227 is an apocalyptic number.

5155555227 is a deficient number, since it is larger than the sum of its proper divisors (1718999733).

5155555227 is a wasteful number, since it uses less digits than its factorization.

5155555227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120333.

The product of its digits is 437500, while the sum is 42.

The square root of 5155555227 is about 71802.1951405387. The cubic root of 5155555227 is about 1727.5282092622.

The spelling of 5155555227 in words is "five billion, one hundred fifty-five million, five hundred fifty-five thousand, two hundred twenty-seven".