5491227511 has 32 divisors (see below), whose sum is σ = 7340820480. Its totient is φ = 3976128000.

The previous prime is 5491227509. The next prime is 5491227541. The reversal of 5491227511 is 1157221945.

It is a cyclic number.

It is not a de Polignac number, because 5491227511 - 2¹ = 5491227509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5491227541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76861 + ... + 129961.

It is an arithmetic number, because the mean of its divisors is an integer number (229400640).

Almost surely, 2^5491227511 is an apocalyptic number.

5491227511 is a deficient number, since it is larger than the sum of its proper divisors (1849592969).

5491227511 is a wasteful number, since it uses less digits than its factorization.

5491227511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53215.

The product of its digits is 25200, while the sum is 37.

The square root of 5491227511 is about 74102.8171596735. The cubic root of 5491227511 is about 1764.2351851719.

The spelling of 5491227511 in words is "five billion, four hundred ninety-one million, two hundred twenty-seven thousand, five hundred eleven".