5491155267 has 36 divisors (see below), whose sum is σ = 8816991240. Its totient is φ = 3376092096.

The previous prime is 5491155233. The next prime is 5491155289. The reversal of 5491155267 is 7625511945.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

5491155267 is a `hidden beast` number, since 5 + 4 + 9 + 115 + 526 + 7 = 666.

It is not a de Polignac number, because 5491155267 - 2⁷ = 5491155139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5491155167) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5005063 + ... + 5006159.

Almost surely, 2^5491155267 is an apocalyptic number.

5491155267 is a deficient number, since it is larger than the sum of its proper divisors (3325835973).

5491155267 is an equidigital number, since it uses as much as digits as its factorization.

5491155267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229 (or 1113 counting only the distinct ones).

The product of its digits is 378000, while the sum is 45.

The square root of 5491155267 is about 74102.3297002193. The cubic root of 5491155267 is about 1764.2274482275.

The spelling of 5491155267 in words is "five billion, four hundred ninety-one million, one hundred fifty-five thousand, two hundred sixty-seven".